Ghaffar, Abdul. (2009). The 3D combined approach matrix : an improved tool for setting priorities in research for health/ by Abdul Ghaffar...[et al.]. Geneva :: Global Froum for Health Research,.
Ghaffar, Abdul. The 3D combined approach matrix : an improved tool for setting priorities in research for health/ by Abdul Ghaffar...[et al.]. Geneva :: Global Froum for Health Research,, 2009
Ghaffar, Abdul. The 3D combined approach matrix : an improved tool for setting priorities in research for health/ by Abdul Ghaffar...[et al.]. Geneva :: Global Froum for Health Research,, 2009.