TY - JOUR DP - http://iris.who.int/ DB - WHO IRIS EP - 268 AU - World Health Organization LA - en LA - fr UR - https://iris.who.int/handle/10665/237305 JF - Weekly Epidemiological Record = Relevé épidémiologique hebdomadaire DA - 1942 PY - 1942 IS - 48 SP - 265 TI - Weekly Epidemiological Record, 1942, vol. 17, 48 [full issue] VL - 17 ER -