Cikirikcioglu, Mustafa, Y. Banu Cikirikcioglu, Ebrahim Khabiri, M. Karim Djebaili, Afksendiyos Kalangos, and Beat H. Walpoth. 2005. “Pre-Clinical Validation of a New Intra-Operative "Dual Beam Doppler" Blood Flowmeter in an Artificial Circuit”. The Heart Surgery Forum 9 (1):E499-E505. https://doi.org/10.1532/HSF98.20051031.