Opening up open access: weaving the "author pays" safety net.
D022126:Access to Information; D001319:Authorship; D005249:Fees and Charges; D010506:Periodicals as Topic / Q000191:economics*; D010827:Physiology; D011643:Publishing / Q000191:economics*; D012955:Societies, Medical; D013997:Time Factors; D014481:United States