TY - RPRT TI - Plasma catecholamine levels during temperature biofeedback training in normal subjects. AU - R R Freedman AU - D Keegan AU - J Rodriguez AU - M P Galloway PY - 1993 DO - 10.1007/bf01848111 UR - https://pubmed.ncbi.nlm.nih.gov/8324036/ ID - 8324036 ER -