Community health services ; United States ; Public health ; United States ; Medical care ; United States ; Environmental health ; United States ; Community Health Services ; United States ; Delivery of Health Care ; United States ; Environmental Health ;
نام شخص به منزله سر شناسه - (مسئولیت معنوی درجه اول )
مستند نام اشخاص تاييد نشده
; Pinger, R. R ; Kotecki, Jerome Edward ; -McKenzie, James F., ; 1948