Essential medicines for universal health coverage.

Author(s): Wirtz, VJ; Hogerzeil, HV; Gray, AL; Bigdeli, M; de Joncheere, CP; Ewen, MA; Gyansa-Lutterodt, M; Jing, S; Luiza, VL; Mbindyo, RM; Moller, H; Moucheraud, C; Pecoul, B; Rago, L; Rashidian, A; Ross-Degnan, D; Stephens, PN; Teerawattananon, Y; Hoen, EFM; Wagner, AK; Yadav, P; Reich, MR