005750000a22001690004500 PH-MaWHO 20241108112153.0 Phillips M A, Feachman R, Mills A. 646554 Options for diarrhoea control : the cost and cost-effectiveness of selected interventions for the prevention of diarrhea. London : London School of Hygiene and Tropical medicine, 1987. (EPC publication no. 18). 145p. UPTD.S 1987 eng Diarrhea Prevention and control / 646555 MONO 2601 2601 0 0 0 0 WPRO WPRO 2021-05-23 0 UPTD.S 1987 02601 2024-01-24 00:00:00 2021-05-23 MONO