Niels Johan Christensen

Arterial pulse pressure and vasopressin release in humans during lower body negative pressure.

P. Norsk, M. Kristensen, N. Christensen, 1993, The American journal of physiology.

Volume-homeostatic mechanisms in humans during graded water immersion.

P. Norsk, N. Christensen, J. Warberg, 1994, Journal of applied physiology.