Double-blind evaluation of homeopathy on cocaine craving: a randomized controlled pilot study - Adler, Ubiratan Cardinalli; Acorinte, Ana Carolina; Calzavara, Fernando Oliveira; Silva, Adriano André da; Toledo Cesar, Amarilys de; Adler, Maristela Schiabel; Martinez, Edson Zangiacomi; Galduróz, José Carlos Fernandes (Journal of Integrative Medicine, 2018)