[1]
Adamczyk-Gruszka, O., Gruszka, J., Świercz, G. and Zwierzyńska, A. 2022. Carcinoid syndrome: clinical case report of carcinoid tumor: duodenal bulb, lung, renal clear cell carcinoma. Journal of Education, Health and Sport. 12, 3 (Mar. 2022), 42–52. DOI:https://doi.org/10.12775/JEHS.2022.12.03.004.