{Reference Type}: Journal Article {Title}: Refractory pneumothorax due to tracheal laceration in extremely preterm infant. {Author}: Maeda T;Suzuki T;Mizutani K;Hasegawa H;Sato Y; {Journal}: Pediatr Int {Volume}: 65 {Issue}: 1 {Year}: 2023 Jan-Dec {Factor}: 1.617 {DOI}: 10.1111/ped.15698