Is It Rational to Study Coagulations Test Routinely before Operations and Invasive Procedure: Single Center Retrospective Study Hassan Mansouritorghabeh DOI: https://doi.org/10.18502/ijhoscr.v13i4.1889 Abstract This article is a Letter to the Editor and does not include an Abstract. PDF Published 2019-11-30 Issue Volume 13 issue (4) Section Articles