Cuevas-Martinez KI, Gutiérrez-Valverde JM. Characterization of informal caregivers of older adults in COVID-19 pandemic situation in Tamaulipas, Mexico. SANUS Rev Enf [Internet]. 2022 Mar. 10 [cited 2025 Mar. 31];7(18):e265. Available from: https://sanus.unison.mx/index.php/Sanus/article/view/265