TY - JOUR DP - http://iris.who.int/ DB - WHO IRIS EP - 80 AU - Tapa, S. AU - Cvjetanović, B. CY - Geneva PP - Geneva C2 - 764996 C2 - 764996 LA - en UR - https://iris.who.int/handle/10665/260807 JF - Bulletin of the World Health Organization DA - 1975 PY - 1975 IS - 1 SP - 75 TI - Controlled field trial on the effectiveness of one and two doses of acetone-inactivated and dried typhoid vaccine VL - 52 KW - Typhoid SN - 0042-9686 ER -