Gasto de bolsillo en salud en el Hospital Regional Polivalente IPS Concepción de usuarios de los servicios de clínica médica y cirugía 2020: Out-of-pocket spending on health at the IPS Multipurpose Regional Hospital Conception of users of medical clinic and surgery services 2020. Medicinae Signum [Internet]. 2023 Dec. 31 [cited 2025 Dec. 5];2(1):36-47. Available from: https://revistas.unc.edu.py/index.php/fmunc/article/view/172