007960000a22002170004500 PH-MaWHO 20241108112337.0 WHO Expert Committee on Health Statistics (1972 : Geneva). 657116 Statistical principles in public health field studies : fifteenth report of the WHO Expert Committee on Health Statistics [meeting held in Geneva from 21 to 27 March 1972]. 92-4-120510-5 Geneva : World Health Organization, 1972. (WHO technical report series ; 510) 32p. WHO/HQ File eng Statistics 646290 Public health 292490 World Health Organization 657117 http://whqlibdoc.who.int/trs/WHO_TRS_510.pdf MONO 8117 8117 0 0 0 0 WPRO WPRO 2021-05-23 0 WHO/HQ File 08117 2024-01-24 00:00:00 2021-05-23 MONO