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

di Ahmadi, Omid, Dehkordi, Amir Shirvani, Heydari, Farhad, Esfahani, Mohammad Nasr, Mahaki, Behzad
Pubblicato in J Res Med Sci (2018)