Shivalingaiah M, Kariyappa M, Hanumanna AK, Yelsangikar KR. Helicobacter pylori infection presenting as childhood recurrent headache: A case report. Indian J Child Health [Internet]. 2019 Jul. 28 [cited 2025 Dec. 5];6(7):397-9. Available from: https://mansapublishers.com/ijch/article/view/1638