CELEBRATING 310.501 Celebrating the 50th Anniversary of the American Board of physical Medicine and Rehabilitation :a history : the first 50 years 1947-1997 I [eds. Gordon M. Martin, Joachim L. Opitz ; contributors Murray E. Brandstater et all. - Philadelphia : W.B. Saunders Co. A Division of Harcourt Brace and Co., 1997. - [4], 59 s. :il., wykr.; 28 cm. - (Archives of Dhysical Medicine and Rehabilitation, 0003-9993 ; vol.78, suppl.2)