Setting priorities in global child health research investments: Universal challenges and conceptual framework

Igor Rudan, Mickey Chopra, Lydia Kapiriri, Jennifer Gibson, Mary Ann Lansang, Ilona Carneiro, Shanthi Ameratunga, Alexander C Tsai, Kit Yee Chan, Mark Tomlinson, Sonja Y Hess, Harry Campbell, Shams El Arifeen, Robert E Black