00292nam a2200109Ia 450000500170000000800410001708200160005810000210007424500330009526000460012830000080017420260225051016.0260224s9999||||xx |||||||||||||| ||und||  a574.191 BER  aMichael W. Berns 0aBiological microirradiation   aNew Jersey: Engliwood Cliffs, Inc. c1974  a152