Human sympathetic and vagal baroreflex responses to sequential nitroprusside and phenylephrine
László Rudas, Alexandra A. Crossman, Carlos A. Morillo, John R. Halliwill, Kari U. O. Tahvanainen, Tom A. Kuusela
American Journal of Physiology-Heart and Circulatory Physiology · 1999
10.1152/ajpheart.1999.276.5.H1691