Authors: GABR M FLIEDNER TM NERI A SVENSSON PG AKINKUGBE OO BORGONO JM DAVIES AM HASAN KZ HEALY BP KAPTUE L KARCZEWSKI WA MANCIAUX M MALCOLM L SAYERS BM SHIMAO T SUWANWELA C YI Z

Citation: M. Gabr et al., RESEARCH FOR HEALTH - PRINCIPLES, PERSPECTIVES AND STRATEGIES, Bulletin of the World Health Organization, 72(4), 1994, pp. 533-538