Helmi Ismunandar. Effect Of Chitosan And Egg Shell Combination As A Bone Graft In Femur Fracture Management. méd. prof. j. of Lampung [Internet]. 2020Sep.19 [cited 2024Apr.18];10(2):193-6. Available from: http://journalofmedula.com/index.php/medula/article/view/53