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Start Over You searched for: Creator Nathans, Daniel, 1928-1999 ✖ Remove constraint Creator: Nathans, Daniel, 1928-1999 Format Text ✖ Remove constraint Format: Text Subject Haemophilus influenzae ✖ Remove constraint Subject: Haemophilus influenzae Genre Articles ✖ Remove constraint Genre: Articles Publisher National Academy of Sciences (U.S.) ✖ Remove constraint Publisher: National Academy of Sciences (U.S.) Periodical Proceedings of the National Academy of Sciences of the United States of America ✖ Remove constraint Periodical: Proceedings of the National Academy of Sciences of the United States of America