Alizzi AM, Al-Masri AH, Murton MM, Dixit AS, Hemli JM, Challis M, Yong T, Nicholson MR. Methysergide-Induced Valvular Heart Disease: A Report of 2 Cases. HSF [Internet]. 2006Jul.28 [cited 2024Apr.18];9(5):E792-E793. Available from: https://journal.hsforum.com/index.php/HSF/article/view/208