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   206篇
  免费   10篇
  2024年   2篇
  2022年   2篇
  2021年   4篇
  2020年   7篇
  2019年   6篇
  2018年   7篇
  2017年   6篇
  2016年   8篇
  2015年   6篇
  2014年   6篇
  2013年   36篇
  2012年   5篇
  2011年   10篇
  2010年   6篇
  2009年   5篇
  2008年   6篇
  2007年   7篇
  2006年   4篇
  2005年   8篇
  2004年   9篇
  2002年   3篇
  2001年   2篇
  2000年   2篇
  1996年   4篇
  1995年   3篇
  1994年   5篇
  1993年   3篇
  1992年   1篇
  1991年   5篇
  1990年   5篇
  1989年   1篇
  1988年   1篇
  1987年   1篇
  1985年   1篇
  1984年   1篇
  1983年   2篇
  1982年   1篇
  1981年   3篇
  1979年   2篇
  1978年   2篇
  1977年   1篇
  1976年   1篇
  1975年   2篇
  1974年   3篇
  1972年   1篇
  1970年   1篇
  1961年   1篇
  1955年   1篇
  1951年   1篇
  1936年   1篇
排序方式: 共有216条查询结果,搜索用时 15 毫秒
181.
We reviewed all school-based experimental studies with individuals 0 to 18 years published in the Journal of Applied Behavior Analysis (JABA) between 1991 and 2005. A total of 142 articles (152 studies) that met review criteria were included. Nearly all (95%) of these experiments provided an operational definition of the independent variable, but only 30% of the studies provided treatment integrity data. Nearly half of studies (45%) were judged to be at high risk for treatment inaccuracies. Treatment integrity data were more likely to be included in studies that used teachers, multiple treatment agents, or both. Although there was a substantial increase in reporting operational definitions of independent variables, results suggest that there was only a modest improvement in reported integrity over the past 30 years of JABA studies. Recommendations for research and practice are discussed.  相似文献   
182.
183.
We explored the functionality of interference on a forehand tennis shot among 145 6- to 10-yr.-old children using the retroactive interference procedure. First, the children were asked to execute 10 forehand drives with a small tennis racquet (prime test). They were then asked to execute 10 frontal returns (interference test). The final probe test was similar to the first test, but children executed only 3 forehand drives. Children were assessed using a developmental category for the forehand drive skill. Each developmental step reflected a common sequence of body configurations exhibited by all individuals and was evaluated point-by-point. Multivariate analysis showed that boys had higher ratings of developmental steps of coordination than girls and that the rated developmental step initially increased with age before stabilizing. The developmental steps of coordination decreased after the interference task. We also showed that interference mechanisms are operative for this gross motor skill in childhood, but no interaction was found with age and sex. Post hoc analysis showed that developmental steps were not significantly different after the interference task for the oldest children, suggesting the onset of the inhibitory process.  相似文献   
184.
This paper describes the author’s experience of infusing an introductory database course with privacy content, and the on-going project entitled Integrating Ethics Into the Database Curriculum, that evolved from that experience. The project, which has received funding from the National Science Foundation, involves the creation of a set of privacy modules that can be implemented systematically by database educators throughout the database design thread of an undergraduate course. An earlier version of this paper was presented at the Fourteenth Annual Meeting, Association for Practical and Professional Ethics, February 24–27, 2005.  相似文献   
185.
Three studies investigated the relationships among employees' perception of supervisor support (PSS), perceived organizational support (POS), and employee turnover. Study 1 found, with 314 employees drawn from a variety of organizations, that PSS was positively related to temporal change in POS, suggesting that PSS leads to POS. Study 2 established, with 300 retail sales employees, that the PSS-POS relationship increased with perceived supervisor status in the organization. Study 3 found, with 493 retail sales employees, evidence consistent with the view that POS completely mediated a negative relationship between PSS and employee turnover. These studies suggest that supervisors, to the extent that they are identified with the organization, contribute to POS and, ultimately, to job retention.  相似文献   
186.
After summarizing Civitareses complex and stimulating thoughts, merits of his conceptualization are emphazised firstly before coming to drawbacks of it. As a supplementary perspective on the conceptualisation (TH) of Civitares the commentary is focused on a slightly different approach. Transformation into hallucinosis is linked to excessive forms of projective identification., which can have massive influence on the analyst, thus pressing him into (behavioral) patterns similar to what was phantazised, or hallucinated or deluded by the patient about the relationsship. If the analyst is after a shorter or longer period able to recognize, how near he is or was to the Patient's deluded or hallucinated Constructions of his world, this will give him a further source to sense and to examine the patients experience.  相似文献   
187.
Reproductive techniques such as prenatal diagnosis (PND) or preimplantation genetic diagnosis (PGD), although debated, are legally forbidden in France in case of Lynch syndrome. The preference of mutation carriers about their reproductive options is not systematically considered in France. We aimed to prospectively assess the reproductive preferences of mismatch repair mutation carriers consulting in our institution (2003–2010, n?=?100). We also considered the short- and long-term post-disclosure psychological impact using the Impact of Events Scale-Revised questionnaire to measure the prevalence of posttraumatic stress disorder (PTSD) in those patients. Complete data were obtained for 34 respondents (17 males, 17 females, median age of 33.5 years [22–59]). Seventeen respondents (57 %) preferred spontaneous natural conception versus 28 % and 35 % choosing PND and PGD, respectively. At results disclosure, respondents mainly explained their distress by fear of premature death (43 %) and transmitting mutated genes (42 %). One year later, this last fear remained predominant in 55 % of subjects. None of the main socio-demographical, psychological or medical variables (including fear of transmitting mutations) was significantly associated with the reproductive preferences. Results disclosure had a real and time-decreasing psychological impact on mutation carriers. Reproductive techniques, expected to decrease the hereditary risk, were not significantly preferred to natural conception.  相似文献   
188.
The study examines whether untrained dogs and infants take their caregiver’s visual experience into account when communicating with them. Fifteen adult dogs and 15 one-year-old infants were brought into play with their caregivers with one of their own toys. The caregiver gave the toy to the experimenter, who, in different conditions, placed it either above or under one of two containers, with both the infant or dog and the caregiver witnessing the positioning; in a third condition, the caregiver left the room before the toy was placed under one of the two containers and later returned. Afterwards, for each condition, the caregiver asked the participant to indicate the location of the toy. Neither dogs nor infants—untrained to the use of the partner’s knowledge state—showed much difference of behaviour between the three conditions. However, dogs showed more persistence for most behaviours (gaze at the owner, gaze at the toy and gaze alternation) and conditions, suggesting that the situation made more demands on dogs’ communicative behaviours than on those of infants. When all deictic behaviours of infants (arm points towards the toy and gaze at the toy) were taken into account, dogs and infants did not differ. Phylogeny, early experience and ontogeny may all play a role in the ways that both species communicate with adult humans.  相似文献   
189.
Recent research suggests that presenting time intervals as units (e.g., days) or as specific dates, can modulate the degree to which humans discount delayed outcomes. Another framing effect involves explicitly stating that choosing a smaller–sooner reward is mutually exclusive to receiving a larger–later reward, thus presenting choices as an extended sequence. In Experiment 1, participants (N = 201) recruited from Amazon Mechanical Turk completed the Monetary Choice Questionnaire in a 2 (delay framing) by 2 (zero framing) design. Regression suggested a main effect of delay, but not zero, framing after accounting for other demographic variables and manipulations. We observed a rate‐dependent effect for the date‐framing group, such that those with initially steep discounting exhibited greater sensitivity to the manipulation than those with initially shallow discounting. Subsequent analyses suggest these effects cannot be explained by regression to the mean. Experiment 2 addressed the possibility that the null effect of zero framing was due to within‐subject exposure to the hidden‐ and explicit‐zero conditions. A new Amazon Mechanical Turk sample completed the Monetary Choice Questionnaire in either hidden‐ or explicit‐zero formats. Analyses revealed a main effect of reward magnitude, but not zero framing, suggesting potential limitations to the generality of the hidden‐zero effect.  相似文献   
190.
Avoiding the use of abortion by minors is the aim that has been pursued since 2000 through the facilitated access of young girls to emergency contraception : breaking numerous rules relative to health security and to Social Security, the dispensation is done anonymously and free of charge. However, the analysis shows that the three postulates from which this policy was built – satisfactory benefit/risk ratio of emergency contraception, safety of repeated medication and real efficiency to reduce numbers of unwanted pregnancies and abortion – are not validated. In addition, there are some indications that this policy is not devoid of adverse effects.  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