Khair, Sufyan Mohamed, Owais Bin Qadeer Gill, Hina Ali Akbar, Roozina Shaikh, Syeda Wafa Zahra Naqvi, and Mohammad Ahsan. 2025. “Standardizing Invasive Provocation Testing for Vasospastic Angina: A Systematic Review of Diagnostic Protocols and Clinical Practice”. Indus Journal of Bioscience Research 3 (1): 632-38. https://doi.org/10.70749/ijbr.v3i1.557.