Objective: The maintenance of surgical instruments is an ongoing problem for surgeons. especially in operations such as rhinoplasty where instrument sharpness is very important. This study aims to investigate the effectiveness of two inexpensive and easily accessible sharpeners that can be used in the operation room immediately before surgery. Materials and Methods: Three new Cinelli ... https://iwbnixchdne8.timeblog.net/70688122/travel-behavior-analysis-using-2016-qingdao-s-household-traffic-surveys-and-baidu-electric-map-api-data