首页>Family practice>The prevalence of symptoms and consultations in pre-school children in the Avon Longitudinal Study of Parents and Children (ALSPAC): a prospective cohort study.
The prevalence of symptoms and consultations in pre-school children in the Avon Longitudinal Study of Parents and Children (ALSPAC): a prospective cohort study.
作者单位:Academic Unit of Primary Health Care, Department of Community Based Medicine, University of Bristol, Bristol BS8 1TQ, UK. alastair.hay@bristol.ac.uk[1]