001: 6268
003: Starlibrary PMS 4.5
005: 20180420
020: ^a0027-8424
066: ^aTh.P
100: ^aThe National Academy of Sciences
240: ^aProceedings of the National Academy of Sciences of the United States of America
245: ^aProceedings of the National Academy of Sciences of the United States of America
260: ^aWashington,D. ^b The National Academy of Sciences ^c1994
300: ^bi;x -5735-6132p