296,873 SYMPOSIUM Symposium on Idiopathic low back pain, Miami, Florida, December, 1980 / American Academy of Orthopaedic Surgeons ; ed. by Augustus A. White III, Stephen L. Gordgn ; /sect. ed. Ronald Dubner et al./: /contributors Gunner B.J. Andersson et al./. — Saint Louis ; Toronto ; London : The C.V. Mosby Co., 1982. -XVI, [2] 492 s. : il., wykr. ; 26 cm ISBN 0-8016-0059-6