TY - BOOK T1 - 20th Immunization Conference proceedings :Dallas, Texas., May 6-9, 1985. DA - 1985. CY - Atlanta, Ga. : CN - RA638 .I44 1985 CN - RA638 PB - U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, PP - Atlanta, Ga. : PY - 1985. N1 - "October 1985." ID - 105771 KW - Immunization TI - 20th Immunization Conference proceedings :Dallas, Texas., May 6-9, 1985. ER -