Efficacy of low-level laser therapy in relieving nipple pain in breastfeeding women: a triple-blind, randomized, controlled trial - Coca, Kelly Pereira; Marcacine, Karla Oliveira; Gamba, Monica Antar; Corrêa, Luciana; Aranha, Ana Cecilia Corrêa; Abrao, Ana Cristina Freitas de Vilhena (Pain Management Nursing, 2016)