Journal of Reconstructive Microsurgery, Table of Contents J Reconstr Microsurg 2022; 38(01): 089-090DOI: 10.1055/s-0041-1732425 Letter to the Editor (Online only) Color Doppler Ultrasonography for Precise Patency Evaluation of Injured Artery Hayahito Sakai 1 Department of Plastic and Reconstructive Surgery, National Center for Global Health and Medicine, Tokyo, Japan › Author AffiliationsRecommend Article Abstract Buy Article Full Text References References 1 Maldonado AA, Steinebach R, Morillo MC, Sauerbier M. Evaluation of the American Society of Anesthesiologists Physical Status Classification System in risk assessment for lower extremity reconstruction with free tissue transfer. J Reconstr Microsurg 2021; (e-pub ahead of print) 2 Yamamoto T, Yamamoto N, Fuse Y, Kageyama T, Sakai H, Tsukuura R. Subdermal dissection for elevation of pure skin perforator flaps and super-thin flaps: the dermis as a landmark for the most superficial dissection plane. Plast Reconstr Surg 2021; 147 (03) 470-478 3 Yamamoto T, Yamamoto N. A triple-component deep inferior epigastric artery perforator chimeric free flap for three-dimensional reconstruction of a complex knee defect complicated with patella osteomyelitis. Microsurgery 2021; 41 (04) 370-375 4 Yamamoto T, Saito T, Ishiura R, Iida T. Quadruple-component superficial circumflex iliac artery perforator (SCIP) flap: A chimeric SCIP flap for complex ankle reconstruction of an exposed artificial joint after total ankle arthroplasty. J Plast Reconstr Aesthet Surg 2016; 69 (09) 1260-1265 5 Yamamoto T, Yamamoto N, Kageyama T. et al. Supermicrosurgery for oncologic reconstructions. Glob Health Med 2020; 2 (01) 18-23