009330000a22002050004500003000900000005001700009100005900026245004200085020001500127264008300142490004600225300000900271041000800280650002900288650001700317650001200334700006400346700008900410500022800499PH-MaWHO20241108112326.0  aDawson, Susan ; Manderson, Lenore ; Tallo, Veronica L. 2aA manual for the use of focus groups.  a0963552228  aBoston : bInternational Nutrition Foundation for Developing Countries,c1993.  a(Methods for social research in disease).  a96p.  aeng  aData collectionxMethods  aFocus groups  aManuals  aInternational Nutrition Foundation for Developing Countries  aUNDP/World Bank/WHO Special Programme for Research and Training in Tropical Diseases  aBased on the document issued by the UNDP/World Bank/WHO Special Programme for Research and Training in Tropical Diseases as: The Focus group manual : methods for social research in tropical diseases, no.1 (TDR/SER/MSR/92.1)