Does the use of surgical face masks reduce postoperative infections in traumatic wounds sutured outside hospital? A randomized study at a Norwegian casualty center.
Kristoffer Holen SælenSynne HatlemarkChristina BrudvikTorbjørn Hiis BerghSoosaipillai V BernardshawKnut SteenPublished in: Scandinavian journal of primary health care (2024)
= 594). This increases the risk of type II error.