008740000a22002290004500003000900000005001700009110017400026245014200200562001700342264004900359300001000408041000800418650002800426650002200454650002000476650001600496650002200512650002000534650002100554650003600575650003300611PH-MaWHO20241108112247.0 aWorld Health Organization. Special Programme for Research and Training in Tropical Diseases. Ad Hoc Committee on Health Research Relating to Future Intervention Options. aInvesting in health research and development : report of the Ad Hoc Committee on Health Research Relating to Future Intervention Options. aTDR/GEN/96.1 aGeneva : bWorld Health Organization,c1996. a278p. aeng aHealthservices research aFinancing, Health aCost of illness aForecasting aEmerging diseases aChronic disease aHealthpriorities aHealthservices needs and demand aHealthservices accessibility