Department of Digestive and Pediatric Surgery;
Institute of Health Bioscience;
University of Tokushima Graduate School;
Department of Proctologic Surgery;
Shiseikai Miyamoto Hospital;
Division of Proctologic Surgery;
Onaka Clinic Oshiri Center;
Department of Anorectal Surgery;
Sapporo Ishiyama Hospital;
Department of Surgery;
Watanabe Hospital;
sclerotherapy; Aluminum; potassium; sulfate; and; tannic; acid; Goligher; grade; Ⅲ; Minimally; invasive; treatme;