When Drotaverine (No-spa) Injected in to the Perivascular Tissues of Internal Mammary Artery (IMA) Relives the Peri-operative Vascular Spasm and Increases the Blood Flow in IMA When Used as a Pedicle Graft in CABG. mfm [Internet]. 2024 May 2 [cited 2025 Sep. 25];26(8). Available from: https://medicalforummonthly.com/index.php/mfm/article/view/2917