Orraca Castillo, Odalys, et al. “Epidemiological Examination of Maternal and Paternal Genetic Influences in Asthma, Pinar Del Rio Province”. Revista De Ciencias médicas De Pinar Del Río, vol. 26, no. 1, Feb. 2022, p. e5450, https://revcmpinar.sld.cu/index.php/publicaciones/article/view/5450.