1. The problem of lindane
2. 2. World Health Organization : Criteria and meaning of tests for determining the susceptibility or resistance of insects to insecticides. WHO Document VBC/76.2. Annex 1 of the Twenty-Second Report of the WHO Expert Committee on Insecticides-Resistance of Vectors and Reservoirs of Disease to Pesticides. Technical Report Series585 , 1976 .
3. 3. World Health Organization : Instructions for determining the susceptibility or resistance of body lice and head lice to insecticides. WHO Document VBC/75.585. Annex 4 of WHO Technical Report Series443 , 1974 .