Litt JS, Alaimo K, Buchenau M, Villalobos A, Glueck DH, Crume T, Fahnestock L, Hamman RF, Hebert JR, Hurley TG, Leiferman J, Li K. Rationale and design for the community activation for prevention study (CAPs): A randomized controlled trial of community gardening. Contemp Clin Trials. 2018 05; 68:72-78.