00368nas a2200133   4500000000100000008004100001100001800042700001700060700002200077245010300099300001200202490000600214022001400220       2018                            d1 aAbimbola Seye1 aPai Madhukar1 aSchumacher Samuel00aSurrogate endpoints in global health research: still searching for killer apps and silver bullets?  ae0007550 v3  a2059-7908