首页 | 本学科首页   官方微博 | 高级检索  
文章检索
  按 检索   检索词:      
出版年份:   被引次数:   他引次数: 提示:输入*表示无穷大
  收费全文   1546篇
  免费   85篇
  2023年   12篇
  2022年   32篇
  2021年   32篇
  2020年   47篇
  2019年   59篇
  2018年   62篇
  2017年   79篇
  2016年   90篇
  2015年   68篇
  2014年   69篇
  2013年   192篇
  2012年   107篇
  2011年   102篇
  2010年   69篇
  2009年   65篇
  2008年   84篇
  2007年   72篇
  2006年   66篇
  2005年   53篇
  2004年   46篇
  2003年   41篇
  2002年   43篇
  2001年   10篇
  2000年   11篇
  1999年   9篇
  1998年   10篇
  1997年   9篇
  1996年   7篇
  1995年   5篇
  1994年   6篇
  1993年   6篇
  1992年   2篇
  1991年   3篇
  1990年   5篇
  1989年   5篇
  1988年   4篇
  1987年   3篇
  1986年   10篇
  1985年   2篇
  1984年   3篇
  1983年   6篇
  1982年   7篇
  1981年   6篇
  1980年   3篇
  1979年   2篇
  1978年   2篇
  1977年   1篇
  1976年   2篇
  1975年   1篇
  1973年   1篇
排序方式: 共有1631条查询结果,搜索用时 46 毫秒
201.
Not being able to combine work with family properly is negatively related to employees’ quality of life. Some firms are aware of this reality and provide their employees family-friendly practices, a set of practices designed to enable employees a work–family balance. Family-friendly practices are classified in three subsets: family support practices, flexible arrangement practices, and parental leave practices. Then, this paper analyzes the impact of different subsets of family-friendly practices on work–family balance for women and men subsamples, as well as to disentangle the mechanisms through with such effects occur. Based on a representative sample of 8,061 Spanish workers and using the Baron and Kenny procedure to test for mediation, the results show that the three subsets of family-friendly practices increase work–family balance for both genders, although some of them have different effects for women and men. In line with societal gender role expectation, family support practices better accommodate men’s need, increasing work–family balance almost for them, and parental leave practices women’s need, increasing work–family balance more for them. However, flexible arrangement practices increase work–family balance equally for both genders. Moreover, in all cases, the effect of family-friendly practices on work–family balance goes beyond the effect of time outside work and time at work, then this partial mediation indicates that time is an important mechanism in achieving work–family balance. In sum, offering employees family-friendly practices is a good starting point in order to increase people’s quality of life by helping them achieve work–family balance.  相似文献   
202.
203.
Children enjoy playing games. We can take advantage of this in the designs of computerized tasks that will engage their interest. These designs also serve to advance the study of chronometric measures, such as manual and saccadic reaction times and event related potentials, with young children. The goals of our method development are (1) to allow for comparable tasks across a wide variety of ages, (2) to make possible comparisons of child performance with data gathered in adult cognitive studies, and (3) to help to support inferences about the development of underlying mechanisms. We have designed a battery of computerized tasks in order to study the development of attention functions of alertness, orienting, and executive control during childhood. Our purpose is to describe each of these tasks in detail and present the results that have been obtained so far. The battery was tested using a sample of 5-year-old children as subjects.  相似文献   
204.
Research exploring the effects of labeling on maternal perceptions and behaviors was extended by simultaneously examining the cognitive and behavioral effects of prematurity stereotyping with both mothers of full‐term and premature infants, and by examining the effects of an information‐based intervention on the stereotyped responses of mothers of premature infants. An experimental design wherein mothers of both full‐term and premature infants were randomly assigned to interact with, and then rate, either a full‐term or premature infant who was described as either full‐term or premature was employed to test several hypotheses. Two hypotheses related to prematurity stereotyping received support: mothers showed more positive responses to infants labeled full‐term than to infants labeled premature, and mothers of full‐term infants exhibited more prematurity stereotyping than did mothers of premature infants. The hypothesis concerning gender effects also was supported, with mothers showing more positive responses to male infants than to female infants. In contrast to expectations, a brief cognitive intervention provided to some mothers of premature infants failed to reduce stereotyping, and, indeed, appeared to increase stereotyping. These results are compared with the results of previous studies, most of which did not include actual interactions between mothers and infants, and the implications of these results are considered. © 2000 Michigan Association for Infant Mental Health.  相似文献   
205.
Children and adolescents who experience a traumatic brain injury (TBI) typically have sensory, cognitive, behavioral, and functional skill challenges that must be addressed in acute and post-acute rehabilitation settings. This article describes a community-based school that combines educational, medical, nursing, family, residential-living, and psychological services in a comprehensive program of pediatric neurorehabilitation. The operational, administrative, and clinical features of these service components are presented. A critical aspect of the program is an emphasis on applied behavior analysis procedures for purposes of assessment, treatment formulation, and evaluation. Data are reviewed to demonstrate demographics, patterns of service delivery, and outcome. The school program represents an educational alternative for students with TBI who are discharged from acute-care settings and require comprehensive support services to facilitate their transition and re-entry to public school and community living. © 1998 John Wiley & Sons, Ltd.  相似文献   
206.
In order to improve the distribution system for the Nordic countries the BASF AG considered 13 alternative scenarios to the existing system. These involved the construction of warehouses at various locations. For every scenario the transportation, storage, and handling cost incurred was to be as low as possible, where restrictions on the delivery time were given. The scenarios were evaluated according to (minimal) total cost and weighted average delivery time. The results led to a restriction to only three cases involving only one new warehouse each. For these, a more accurate model for the cost was developed and evaluated, yielding results similar to a simple linear model. Since there were no clear preferences between cost and delivery time, the final decision was chosen to represent a compromise between the two criteria. Copyright © 1999 John Wiley & Sons, Ltd.  相似文献   
207.
Both contact contamination (CC) and mental contamination (MC) fears—which combined represent the most common manifestation of obsessive-compulsive disorder (OCD)—have been widely associated with disgust propensity. However, extant research explored this relationship using measures assessing only pathogen-related disgust, not taking into account the potential role played by sexual and moral disgust, despite literature about MC suggesting that this might be particularly relevant. In Study 1, the psychometric properties of the Italian version of the Three Domains of Disgust Scale (TDDS) were assessed in a large Italian community sample. Exploratory and confirmatory factor analyses confirmed the three-factor structure of the TDDS. The scale also showed good internal consistency and construct validity. In Study 2, the differential patterns of relationships between CC and MC and the three disgust domains were explored in an Italian clinical OCD sample using a path analytic approach. The TDDS-Pathogen subscale was a unique predictor of CC while the TDDS-Sexual subscale was a unique predictor of MC, after controlling for anxiety and depression. Surprisingly, the TDDS-Moral subscale was not a predictor of either domain of contamination fear. Limitations and clinical implications are discussed.  相似文献   
208.
Disgust propensity (DP) has been conceptualized as a stable personality trait that confers risk for contamination-related OCD (C-OCD). However, the extent to which DP leads to the subsequent development of C-OCD is unclear. In fact, the presence of C-OCD might lead to an increase in DP rather than the inverse. The present study was aimed to test this hypothesis in a large clinical sample of OCD patients (≥ 21 years of age) with (C-OCD; n = 56) and without (NC-OCD; n = 103) contamination-related symptoms that completed measures of OCD symptoms, depression, anxiety, and DP. DP was assessed twice, in reference to the present situation (T1) and to when the participant was 18 years old (T0). The two groups did not significantly differ in DP at T0. However, C-OCD participants reported higher DP scores than NC-OCD at T1. Furthermore, the T1 vs T0 difference in DP was significant only in the C-OCD group. Subsequent analyses also showed that T1 DP levels, but not T0 levels, significantly predicted contamination-related symptoms. Despite study limitations, these findings question the role of DP as a risk factor for C-OCD.  相似文献   
209.
Perception of emotion in the face is a key component of human social cognition and is considered vital for many domains of life; however, little is known about how this ability differs across the lifespan for men and women. We addressed this question with a large community sample (N?=?100,257) of persons ranging from younger than 15 to older than 60 years of age. Participants were viewers of the television show “Tout le Monde Joue”, and the task was presented on television, with participants responding via their mobile devices. Applying latent variable modeling, and establishing measurement invariance between males and females and across age, we found that, for both males and females, emotion perception abilities peak between the ages of 15 and 30, with poorer performance by younger adults and declining performance after the age of 30. In addition, we show a consistent advantage by females across the lifespan, which decreases in magnitude with increasing age. This large scale study with a wide range of people and testing environments suggests these effects are largely robust. Implications are discussed.  相似文献   
210.
Prior research on attention bias in anxious youth, often utilising a visual dot probe task, has yielded inconsistent findings, which may be due to how bias is assessed and/or variability in the phenomenon. The present study utilises eye gaze tracking to assess attention bias in socially anxious adolescents, and explores several methodological and within-subject factors that may contribute to variability in attention bias. Attention bias to threat was measured in forty-two treatment-seeking adolescents (age 12–16 years) diagnosed with Social Anxiety Disorder. Bias scores toward emotional stimuli (vigilant attention) and bias scores away from emotional stimuli (avoidant attention) were explored. Bias scores changed between vigilance and avoidance within individuals and over the course of stimulus presentation. These differences were not associated with participant characteristics nor with self-reported social anxiety symptoms. However, clinician rated severity of social anxiety, explained a significant proportion of variance in the bias scores for adult, but not the adolescent, stimuli. Variability in attention bias among socially anxious adolescents is common and varies as a function of stimulus duration and type. Results may inform stimulus selection for future research.  相似文献   
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号