Trimethoprim-sulfamethoxazole (SXT) versus azithromycin for the treatment of undifferentiated febrile illness in Nepal: a double-blind, randomized, placebo-controlled trial by Giri, A, Karkey, A, Dangol, S, Arjyal, A, Pokharel, S, Rijal, S, Gajurel, D, Sharma, R, Lamsal, K, Shrestha, P, Prajapati, G, Pathak, S, Shrestha, SR, K C, RK, Pandey, S, Thapa, A, Shrestha, N, Thapa, RK, Poudyal, B, Phuong, DNT, Baker, S, Kestelyn, E, Geskus, R, Thwaites, G, Basnyat, B