V W Sidel, M Jefferys, P J Mansfield. Show Affiliations »
Abstract
Mesh: See more » AdolescentAdultAgedChildChild, PreschoolEnglandFamily PracticeFemaleHealth SurveysHumansInfantInfant, NewbornLondonMaleMiddle AgedPhysiciansState MedicineWales
Year: 1972 PMID: 4668423 PMCID: PMC2635217
Source DB: PubMed Journal: J R Coll Gen Pract ISSN: 0035-8797