“…The sector has been such an important user of these services that it has considerably influenced their development. The seven most important such services were all noted by Sewell (1976) and remain dominant thirty years later (Snow, 2008) These have been the subject of many comparisons and evaluations regarding their value in providing pharmaceutical information (e.g., Barillot, Sarrut, & Doreau, 1997;Bawden & Brock, 1985;Biarez, Sarrut, Doreau, & Etienne, 1991;Brown, 1998;Fishman, Stone, and DiPaula, 1996;Flory, 2002;Kruse, 1983;Robinson, McIlwaine, Copestake, & Anderson, 2000;Sayers, Joice, & Bawden, 1990;Simkins, 1977;Snow, 1982bSnow, , 1984Sodha & Amelsvoort, 1994).…”