المؤلفون: Sperr FW

المصدر: American journal of public health and the nation's health [Am J Public Health Nations Health] 1929 Aug; Vol. 19 (8), pp. 901-7.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: American Public Health Association Country of Publication: United States NLM ID: 1254075 Publication Model: Print Cited Medium: Print ISSN: 0002-9572 (Print) Linking ISSN: 00029572 NLM ISO Abbreviation: Am J Public Health Nations Health Subsets: PubMed not MEDLINE