J. P. Cusi-Ortiz de Orué, J. F. Quiñones-Jauregui, and M. D. Mondejár-Barrios, “Relationship between anxiety and hyperemesis gravidarum in pregnant women from Trujillo, Peru: A prospective cohort study”, TUMI Health Sci Res, vol. 1, no. 1, pp. 1–8, Aug. 2026, doi: 10.64716/4a3zw930.