Abdullah A, Widuri A. Bleeding Complications of a Tracheostomy Stoma Covid-19 Patients Related to Therapy Heparin. Ahmad Dahlan Med. J. [Internet]. 2021Dec.30 [cited 2024May2];2(2):67-71. Available from: http://journal2.uad.ac.id/index.php/admj/article/view/5154