TY - GEN DP - http://iris.who.int/ DB - WHO IRIS AU - World Health Organization CY - Geneva PP - Geneva LA - en PB - World Health Organization PB - World Health Organization UR - https://iris.who.int/handle/10665/70733 DA - 1981 PY - 1981 SE - WHO/VBC/81.808 SE - 5 p. M1 - WHO/VBC/81.808 TI - Instructions for determing the susceptibility or resistance of body lice and head lice to insecticides KW - Drug Resistance ER -