TY - RPRT TI - Cranial diameter pulsations measured by non-invasive ultrasound decrease with tilt AU - Ueno, Toshiaki AU - Ballard, Richard E. AU - Macias, Brandon R. AU - Yost, William T. AU - Hargens, Alan R. PY - 2003 UR - https://ntrs.nasa.gov/citations/20040087559 ID - 20040087559 ER -