ALMQVIST C.M., CRONA L. and ÖBERG P. Å. 1972. A Method for Temperature Variation and Control of an Isolated Heart Muscle Bath, using Peltier Effect Semiconductors. Upsala Journal of Medical Sciences. 77, 3 (Sep. 1972), 136-139. DOI:https://doi.org/10.1517/03009734000000020.