More Than Turning Knobs: The Expanding Role of the Clinical PerfusionistIrvin B. Birenbaum, Dennis C. Rivard, Steven J. Thompson, Robert C. Baldwin, Candace L. Banchieri and Michael S. HarpleJ Extra Corpor Technol, 20 (1988) 99-102DOI: https://doi.org/10.1051/ject/198820S099