Public health monograph (series). 14. Accident frequency, place of occurrence and relation to chronic disease, sample of white families canvassed at monthly intervals, eastern health district of Baltimore, 1938-43: pt. 1, Accident frequency by specific cause and by nature and site of injury as recorded in general morbidity survey [with list of references, by] Selwyn D. Collins, F. Ruth Phillips, and Dorothy S. Oliver; pt. 2, Risk of accident at home, in public places and at work [with list of references, by] Selwyn D. Collins; pt. 3, Relations of chronic disease and socioeconomic status to accident liability [with list of references, by] Selwyn D. Collins.