Increased release of the N-terminal and C -terminal portions of the prohormone of atrial natriuretic factor during immersion-induced central hypervolemia in normal humans. - Vesely,D.L.; Norsk,P.; Winters,C.J.; Rico,D.M.; Sallman,A.L.; Epstein,M. (Proc Soc Exp Biol Med, 1989)