Valenzuela, G Letter: Influences of different batches of silicic acid on the chromatography of PGE. [electronic resource] - Prostaglandins Apr 1976 - 769-71 p. digital Publication Type: Journal Article ISSN: 0090-6980 Standard No.: 10.1016/0090-6980(76)90076-9 doi Subjects--Topical Terms: ChromatographyProstaglandins E--analysisProstaglandins F--analysisRadioimmunoassaySilicic AcidSilicon Dioxide