TY - RPRT TI - Discrepancy between head-up tilt test results utilizing different protocols in the same patient. AU - D L Janosik AU - H Genovely AU - C Fredman AU - P Bjerregaard PY - 1992 DO - 10.1016/0002-8703(92)90679-p UR - https://pubmed.ncbi.nlm.nih.gov/1736598/ ID - 1736598 ER -