Ultrasound core laboratory for the Household Air Pollution Intervention Network trial: standardized training and image management for field studies using portable ultrasound in fet... by Dávila-Román, VG, Toenjes, AK, Meyers, RM, Lenzen, PM, Simkovich, SM, Herrera, P, Fung, E, Papageorghiou, AT, Craik, R, McCracken, JP, Thompson, LM, Balakrishnan, K, Rosa, G, Peel, J, Clasen, TF, Hossen, S, Checkley, W, Fuentes, LDL

Design and rationale of the HAPIN study: a multicountry randomized controlled trial to assess the effect of liquefied petroleum gas stove and continuous fuel distribution by Clasen, T, Checkley, W, Peel, JL, Balakrishnan, K, McCracken, JP, Rosa, G, Thompson, LM, Barr, DB, Clark, ML, Johnson, MA, Waller, LA, Jaacks, LM, Steenland, K, Miranda, JJ, Chang, HH, Kim, D-Y, McCollum, ED, Davila-Roman, VG, Papageorghiou, A, Rosenthal, JP

A risk assessment tool for resumption of research activities during the COVID-19 pandemic for field trials in low resource settings by Simkovich, SM, Thompson, LM, Clark, ML, Balakrishnan, K, Bussalleu, A, Checkley, W, Clasen, T, Davila-Roman, VG, Diaz-Artiga, A, Dusabimana, E, Fuentes, LDL, Harvey, S, Kirby, MA, Lovvorn, A, McCollum, ED, Mollinedo, EE, Peel, JL, Quinn, A, Rosa, G, Underhill, LJ, Williams, KN, Young, BN, Rosenthal, J, Craik, RH