TY - GEN AU - LIPKIN,M E TI - [Effect of intervals and the number of vaccinations on immunologic reactivity. I. Effect of intervals and number of injections in vaccination and revaccination on the immunologic reactivity of experimental animals] SN - 0372-9311 PY - 2002///0501 KW - Animals KW - Immunity KW - Immunization, Secondary KW - Vaccination N1 - Publication Type: Journal Article ER -