Discovery (আবিস্কার)Science & Technologyপ্রণম্য মানুষপ্রবন্ধ – Article The World’s First Open Heart Surgery The World’s First Open Heart Surgery (And the Life-story of an American Black Doctor, 1883) @Asim Deb In July 1893, the young man James Cornish was stabbed in a neighborhood scuffle as a consequence of alcoholic brawl... Asim Deb106 views