Ana Disney Martínez Ocampo and Angela Verónica Romero Cárdenas 2023. Early Pregnancy In Times Of Covid-19 Pandemic: Importance Of Sex Education. Journal of Population Therapeutics and Clinical Pharmacology. 30, 12 (Jun. 2023), 314–329. DOI:https://doi.org/10.47750/jptcp.2023.30.12.037.