Arguello, BlancaFernandez-Llimos, Fernando2015-12-302015-12-302009PHARMACY WORLD & SCIENCE. - Vol. 31, n. 2 (APR 2009), p. 271-2710928-1231http://hdl.handle.net/10451/21183application/pdfengPharmacology & PharmacyInformation sources used by healthcare professionalsa world surveyjournal article