Planning for a group-randomized trial with American Indian youth.
Kaufman CE, Black K, Keane EM, Big Crow CK, Shangreau C, Arthur-Asmah R, Keith C, Morse B, Schaffer G, Tuitt N. Planning for a group-randomized trial with American Indian youth. J Adolesc Health. 2014 Mar; 54(3 Suppl):S59-63.