Dmitry Pletnyov (doctor)
Dmitry Dmitriyevich Pletnyov (Russian: Дми́трий Дми́триевич Плетнёв; 25 November [O.S. 13 November] 1871, Moskovsky Bobrik village, Kharkov guberniya – 11 September 1941, Medvedev forest near Oryol) was a Russian doctor, medical scientist and publicist. He defended his dissertation on cardiac arrhythmias in 1906.