Çalışkan Kamış Şule, Yağcı B. A Rare Case of Osteoblastoma of the Sacrum: Osteoblastoma of the Sacrum. JPA [Internet]. 2024 Nov. 11 [cited 2024 Nov. 17];. Available from: https://jpediatricacademy.com/index.php/jpa/article/view/353