A STUDY IN FAMILY HEALTH. I. HEALTH IN RELATION TO FAMILY SIZE.
D004739:England; D005190:Family; D005191:Family Characteristics; D005192:Family Health; D006262:Health; D006801:Humans; D008603:Mental Health; D011581:Psychological Tests; D013223:Statistics as Topic
ENGLAND; FAMILY; HEALTH; MENTAL HEALTH; PSYCHOLOGICAL TESTS; STATISTICS