“…However, with the popularity of social media in recent years, we believe that more studies can be distributed in the future using these various platforms. 11,12 E-mail is the traditional method for official contact, but the effectiveness was much lower. In this study, we sent out a total of 3500 to 4000 emails for the invitation, but the The microsurgeons who had completed microsurgical fellowships showed higher interest in free flap reconstruction for the studied case (p ¼ 0.001 in univariant analysis, Ã p ¼ 0.021 in multivariant analysis).…”