TY - BOOK T1 - 19th Immunization Conference proceedings :Boston, Mass., May 21-24, 1984. DA - 1984. CY - Atlanta, Ga. : CN - QR180 CN - QR180 PB - U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, PP - Atlanta, Ga. : PY - 1984. N1 - "October 1984." ID - 101572 KW - Immunization TI - 19th Immunization Conference proceedings :Boston, Mass., May 21-24, 1984. ER -