The effect of static magnetic field on heart rate variability - an experimental studyKoppel, Tarmo; Vilcane, Inese; Carlberg, Michael; Tint, PiiaAgronomy research2015 / p. 765-774 : ill The effect of static magnetic field on heart rate variability - an experimental study [Electronic resource]Koppel, Tarmo; Vilcane, Inese; Carlberg, Michael; Tint, Piia6th International Conference Biosystems Engineering 2015 : 7-8 May 2015, Tartu, Estonia : book of abstracts2015 / p. 108. [CD-ROM] http://bse.emu.ee/BSE2015_Book%20of%20ABSTRACTS_ISBN.pdf