Homeopathy for COVID-19 in primary care: A randomized, double-blind, placebo-controlled trial (COVID-Simile study)

U. Adler, Maristela Schiabel Adler, Ana Elisa Madureira Padula, Livia Mitchiguian Hotta, Amarilys de Toledo César, José Nelson Martins Diniz, Helen de Freitas Santos, Edson Zangiacomí Martínez