Zárate Mediano , P., Vargas Nava, G., & Morales Hernández, B. P. (2025). Polypharmacy and chronic intake of non-steroidal anti-inflammatory drugs in relation to upper gastrointestinal bleeding in patients over 45 years of age. Ciencia Nicolaita, 94, 59-65. https://doi.org/10.35830/cn.vi94.823