The Beginning Of Paramagnetic Resonance - Kochelaev B I, Yablokov Yurii V - Google Books

https://books.google.de/books?id=8dnsCgAAQBAJ&pg=PA28&lpg=PA28&dq=Elektrocardiogram+Samoilov&source=bl&ots=prI1QrsEeE&sig=MY_yhU

The discovery of Electron Paramagnetic Resonance is one of the outstanding events in Physics of the 20th Century. This phenomenon, connected with EPR, penetrates deep into the world of substances and has wide application in various spheres of the human…