TY - GEN AU - Cyriax,J TI - Letter: "Orthopaedic beds" SN - 0007-1447 PY - 1975///1106 KW - Beds KW - Humans KW - Orthopedic Equipment KW - Posture N1 - Publication Type: Journal Article UR - https://doi.org/10.1136/bmj.3.5977.231-c ER -