00270nam a2200109Ia 4500008004100000022001400041040001100055100001700066245002000083260004900103300000800152251112s9999||||xx |||||||||||||| ||und||  a0014-407X  aCNCLSA  aJ.B. Bijlsma 0aExcerpta Medica  c1984bElseiver Publishing CompanyaAmsterdam  bV52