TY - BOOK ED - Centers for Disease Control (U.S.) TI - Diptheria [sic] surveillance, report no.11, 1969-70 summary: [with list of references] PY - 1971///] CY - [Washington, D.C. KW - Diphtheria KW - United States KW - Statistics KW - Periodicals N1 - 4to; Dec. 31, 1971; Cover title; [Preface on p.2 of cover]; Distribution made by issuing office; CRDP Program Historic Shelflist record ER -