TY - BOOK AU - Bernal-Sprekelsen,Manuel TI - Endoscopic approaches to the paranasal sinuses and skull base: a step-by-step anatomic dissection guide AV - RF421 .E536 2017 U1 - 616.212059 23 PY - 2017/// CY - Stuttgart, Germany PB - Thieme KW - Paranasal sinuses KW - Surgery KW - Skull base KW - Electronic books N1 - Includes index UR - https://ebookcentral.proquest.com/lib/bacm-ebooks/detail.action?docID=4835413 ER -