Company to use advertising to cover Pubmed Central costs.
Macilwain
C
C
D000329:Advertising / Q000191:economics*; D003365:Costs and Cost Analysis; D020407:Internet / Q000191:economics*; D018803:Models, Economic; D009316:National Institutes of Health (U.S.); D011643:Publishing / Q000191:economics*; D014481:United States