00293nam a2200097Ia 4500008004100000040001100041100002500052245003900077260006200116300001700178251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aFritiof S. Sjostrand 0aJournal of Ultrastructure Research  c1961bElsevier Scientific Publishers Ireland LtdaShannon  aP. 1845-2602