English-Russian small dictionary of medicine. Г.Ю. Бельман, А.Е. Бойков.. 2015.
Ulalgia — Ulalgia, griech., Kieferschmerz; Ulitis, Zahnfleischentzündung; Ulorrhagia, Blutung aus dem Zahnfleische … Herders Conversations-Lexikon
ulo- — combining form Etymology: New Latin ula : connection with or relation to the gums ulorrhagia … Useful english dictionary