Complementary feeding: a Global Network cluster randomized controlled trial.
Krebs NF, Hambidge KM, Mazariegos M, Westcott J, Goco N, Wright LL, Koso-Thomas M, Tshefu A, Bose C, Pasha O, Goldenberg R, Chomba E, Carlo W, Kindem M, Das A, Hartwell T, McClure E. Complementary feeding: a Global Network cluster randomized controlled trial. BMC Pediatr. 2011 Jan 13; 11:4.