Nondepolarizing muscle relaxant improves direct laryngoscopy view with no effect on face mask ventilation

od Marwan S. Rizk, Salah M. Zeineldine, Mohamad F. El-Khatib, Vanda G. Yazbeck-Karam, Sophie D. Ayoub, Pierre K. Bou-Khalil, Elie Abi-Nader, Marc M. Ghabach, Chakib M. Ayoub