TY - GEN AU - Reading,T E AU - Haley,J L AU - Sippo,A C AU - Licina,J R AU - Schopper,A W TI - SPH-4 U.S. Army flight helmet performance, 1972-1983 SN - 0095-6562 PY - 1989///1218 KW - Accidents, Aviation KW - statistics & numerical data KW - Aerospace Medicine KW - Craniocerebral Trauma KW - prevention & control KW - Head Protective Devices KW - standards KW - Humans KW - Military Personnel KW - Neck Injuries KW - Protective Devices KW - Time Factors N1 - Publication Type: Journal Article ER -