Influence of microgravity on astronauts' sympathetic and vagal responses to Valsalva's manoeuvre

James F. Cox, Kari U O Tahvanainen, Tom A. Kuusela, Benjamin D. Levine, William H. Cooke, Tadaaki Mano, Satoshi Iwase, Mitsuru Saito, Yoshiki Sugiyama, Andrew C. Ertl, Italo Biaggioni, André Diedrich, Rose Marie Robertson, Julie H. Zuckerman, Lynda D. Lane, Chester A. Ray, Ronald J. White, James A. Pawelczyk, Jay C. Buckey, Friedhelm J. BaischC. Gunnar Bomqvist, David Robertson, Dwain L. Eckberg