Primary omental smooth muscle tumor in an adult male: a diagnostic dilemma for leiomyoma: a case report. - Ono, Yukari; Okubo, Yoichiro; Washimi, Kota; Mikayama, Yo; Doiuch, Tsunehiro; Hasegawa, Chie; Yoshioka, Emi; Ono, Kyoko; Shiozawa, Manabu; Yokose, Tomoyuki (Journal of Medical Case Reports, 2024)