Rodrigues, A.C., Gala, S., Neves, Ângela, Pinto, C., Meirelles, C., Frutuoso, C. and Vítor, M.E. 2011. Dysmenorrhea in adolescents and young adults: prevalence, related factors and limitations in daily living. Acta Médica Portuguesa. 24, (Dec. 2011), 383–88; quiz 389. DOI:https://doi.org/10.20344/amp.1477.