Media type: E-Article Title: Passive head-up tilt and actively standing up produce similar overall changes in autonomic balance Contributor: Bloomfield, Daniel M.; Kaufman, Elizabeth S.; Bigger, J.Thomas; Fleiss, Joseph; Rolnitzky, Linda; Steinman, Richard imprint: Elsevier BV, 1997 Published in: American Heart Journal Language: English DOI: 10.1016/s0002-8703(97)70140-6 ISSN: 0002-8703 Keywords: Cardiology and Cardiovascular Medicine Origination: Footnote: