TY - JOUR U1 - Zeitschriftenartikel, wissenschaftlich - begutachtet (reviewed) A1 - Spicher, Nicolai A1 - Maderwald, Stefan A1 - Kukuk, Markus T1 - Heart rate monitoring in ultra-high-field MRI using frequency information obtained from video signals of the human skin compared to electrocardiography and pulse oximetry JF - Current directions in biomedical engineering : joint journal of the German society for biomedical engineering in VDE and the Austrian and Swiss societies for biomedical engineering Y1 - 2015 SN - 2364-5504 SS - 2364-5504 IS - 1 SP - 4 S1 - 4 ER -