TY - JOUR AU - Winkler, Andrew; Sokoya, Mofiyinfolu TI - Causes and Prevention of Secondary Obstruction SN - 0736-6825 SN - 1098-8793 PY - 2016 JO - Facial Plast Surg JF - Facial Plastic Surgery LA - EN VL - 32 IS - 02 SP - 242 EP - 242 DA - 2016/04/20 PB - Thieme Medical Publishers DO - 10.1055/s-0036-1580591 UR - http://www.thieme-connect.de/products/ejournals/abstract/10.1055/s-0036-1580591 ER -