The effect of nitrous oxide in comparison to oxygen combined with fentanyl on the hospitalization time and pain reduction in renal colic patients at emergency department

Por Ahmadi, Omid, Dehkordi, Amir Shirvani, Heydari, Farhad, Esfahani, Mohammad Nasr, Mahaki, Behzad
Publicado no J Res Med Sci (2018)