1.
Martinelli S, Gatelli I, Proto A. Surfactant administration during spontaneous breathing via a thin endotracheal catheter. Acta Biomed [Internet]. 2013 Jun. 1 [cited 2026 Apr. 24];84(1):22-4. Available from: https://mattioli1885journals.com/index.php/actabiomedica/article/view/2940