00385nam a2200133Ia 4500008004100000082000700041100002500048245006400073260004200137300001000179600002500189600002500214650001200239140113s9999    xx            000 0 und d  aM5  a" Maramorosch, Karl"  aSubviral pathogens of plants and animals:Viroids and prions  b"New York : Academic Press Inc, 1985"  a550p.  a" McKelvey, John J."  a" McKelvey, John J."  aViroids