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131.
Jamie L. Metsala 《Memory & cognition》1997,25(1):47-56
In this study, the effects of word-frequency and phonological similarity relations in the development of spoken-word recognition were examined. Seven-, 9-, and 11-year-olds and adults listened to increasingly longer segments of high- and low-frequency monosyllabic words with many or few word neighbors that sounded similar (neighborhood density). Older children and adults required less of the acoustic-phonetic information to recognize words with few neighbors and low-frequency words than did younger children. Adults recognized high-frequency words with few neighbors on the basis of less input than did all three of the children’s groups. All subjects showed a higher proportion of different-word guesses for words with many versus few neighbors. A frequency × neighborhood density interaction revealed that recognition is facilitated for high-frequency words with few versus many neighbors; the opposite was found for low-frequency words. Results are placed within a developmental framework on the emergence of the phoneme as a unit in perceptual processing. 相似文献
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David B. Larson M.D. M.S.P.H. Harold G. Koenig M.D. professor Berton H. Kaplan Ph.D. Raymond S. Greenberg M.D. Ph.D. Everett Logue Ph.D. professor Herman A. Tyroler M.D. 《Journal of religion and health》1989,28(4):265-278
Most clinical studies examining the relation between religion and blood pressure status have focused on church attendance, finding lower pressures among frequent attenders. The present study examines the effect on blood pressure status of a religious meaning variable, importance of religion, both by itself and together with frequency of church attendance. The relation between blood pressure, self-perceived importance of religion, and frequency of church attendance was examined among a rural sample of 407 white men free from hypertension or cardiovascular disease. The data confirmed an interaction between the effects of both religious variables on blood pressure status, with importance of religion having an even greater association with lower pressures than church attendance. Diastolic blood pressures of persons with high church attendance and high religious importance were significantly lower than those in the low attendance, low importance group. These differences persisted after adjusting the analyses for age, socioeconomic status, smoking, and weight-height ratio (Quetelet Index). The difference in mean diastolic pressures based on response to the religious importance variable alone was statistically and clinically significant, particularly among men aged 55 and over (6 mm) and among smokers (5 mm). These findings suggest that both religious attitudes and involvement may interact favorably in their effects on cardiovascular hemodynamics. 相似文献
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The relationship between differential stimulus relatedness and implicit measure effect sizes
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Jamie Cummins Bryan Roche Ian Tyndall Aoife Cartwright 《Journal of the experimental analysis of behavior》2018,110(1):24-38
Implicit measures have been hypothesized to allow researchers to ascertain the existence and strength of relations between stimuli, often in the context of research on attitudes. However, little controlled behavioral research has focused on whether stimulus relations, and the degree of relatedness within such relations, are indexed by implicit measures. The current study examined this issue using a behavior‐analytic implicit‐style stimulus relation indexing procedure known as the Function Acquisition Speed Test (FAST). Using a matching‐to‐sample (MTS) procedure to train stimulus equivalence relations between nonsense syllables, the number of iterations of the procedure was varied across groups of participants, hence controlling stimulus relatedness in the resulting equivalence relations. Following final exposure to the MTS procedure, participants completed a FAST. Another group of participants was exposed to a FAST procedure with word pairs of known relatedness. Results showed that increasing relatedness resulted in a linear increase in FAST effect size. These results provide the first direct empirical support for a key process‐level assumption of the implicit literature, and offer a behavior‐analytic paradigm within which to understand these effects. These results also suggest that the FAST may be a viable procedure for the quantification of emergent stimulus relations in stimulus equivalence training. 相似文献
137.
What explains the correlation between growth in vocabulary and grammar? New evidence from latent change score analyses of simultaneous bilingual development
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A close relationship between children's vocabulary size and the grammatical complexity of their speech is well attested but not well understood. The present study used latent change score modeling to examine the dynamic relationships between vocabulary and grammar growth within and across languages in longitudinal data from 90 simultaneous Spanish–English bilingual children who were assessed at 6‐month intervals between 30 and 48 months. Slopes of vocabulary and grammar growth were strongly correlated within each language and showed moderate or nonsignificant relationships across languages. There was no evidence that vocabulary level predicted subsequent grammar growth or that the level of grammatical development predicted subsequent vocabulary growth. We propose that a common influence of properties of input on vocabulary and grammatical development is the source of their correlated but uncoupled growth. An unanticipated across‐language finding was a negative relationship between level of English skill and subsequent Spanish growth. We propose that the cultural context of Spanish–English bilingualism in the US is the reason that strong English skills jeopardize Spanish language growth, while Spanish skills do not affect English growth. A video abstract of this article can be viewed at: https://youtu.be/qEHSQ0yRre0 相似文献
138.
Instrumental learning and cognitive flexibility processes are impaired in children exposed to early life stress
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Madeline B. Harms Katherine E. Shannon Bowen Jamie L. Hanson Seth D. Pollak 《Developmental science》2018,21(4)
Children who experience severe early life stress show persistent deficits in many aspects of cognitive and social adaptation. Early stress might be associated with these broad changes in functioning because it impairs general learning mechanisms. To explore this possibility, we examined whether individuals who experienced abusive caregiving in childhood had difficulties with instrumental learning and/or cognitive flexibility as adolescents. Fifty‐three 14–17‐year‐old adolescents (31 exposed to high levels of childhood stress, 22 control) completed an fMRI task that required them to first learn associations in the environment and then update those pairings. Adolescents with histories of early life stress eventually learned to pair stimuli with both positive and negative outcomes, but did so more slowly than their peers. Furthermore, these stress‐exposed adolescents showed markedly impaired cognitive flexibility; they were less able than their peers to update those pairings when the contingencies changed. These learning problems were reflected in abnormal activity in learning‐ and attention‐related brain circuitry. Both altered patterns of learning and neural activation were associated with the severity of lifetime stress that the adolescents had experienced. Taken together, the results of this experiment suggest that basic learning processes are impaired in adolescents exposed to early life stress. These general learning mechanisms may help explain the emergence of social problems observed in these individuals. 相似文献
139.
ABSTRACTInformed by the minority-stress hypothesis and intersectionality theory, this study examines differences in dispositional self-compassion across diverse youth subject to varying levels of structural and interpersonal discrimination. A secondary analysis of survey data from two suburban high schools in a Midwestern state (n = 1872) found significant differences in rates of exposures to stigma processes in accordance to rates of marginalization as estimated by sexual and/or gender status and racial category (minority vs majority), with a large effect. Sexual and/or gender minority students of color (SGmin) reported the highest rates of stigma experiences including exposure to economic hardship, having an incarcerated parent, not trusting the police, assignment of an IEP and exclusionary discipline. However, white SGmin students reported the highest rates of mental health concerns. Sexual gender majority (SGmaj) students of color reported the highest rates of self-compassion while white SGmin students reported the lowest and the negative relation between bullying and self-compassion was stronger for white SGmin students than for SGmin students of color, suggesting that the latter may have developed ways of coping with multiple stigmatized identities that reflect kindness to the self. As scholars seek to understand the role of self-compassion in resilience processes, we suggest emphasizing the strengths of marginalized youth as well as protecting them from the ill effects of bullying. 相似文献
140.
Jill R. Nelson Brenda S. Hall Jamie L. Anderson Cailen Birtles Lynae Hemming 《Journal of Creativity in Mental Health》2018,13(1):121-133
This article explores teaching self-compassion as a means of self-care for counseling graduate students. Self-care is vital to helping professionals, but few students learn specific self-care skills to integrate into their own self-care practice. Self-compassion is a simple practice used in the immediate moment or as an activity at home. The authors describe Kristen Neff’s model of self-compassion. The authors discuss the benefits of self-compassion as self-care and explain its practice as an effective avenue to increase compassion and relationship building with clients. In addition, they clarify how self-compassion practices strengthen relational connection. The writers describe three examples of self-care practices, and share suggestions for counselor educators to integrate self-care into graduate counselor training. 相似文献