Lee, E J <br/><br/>
Simple and sensitive high-performance liquid chromatographic assay for 5-aminosalicylic acid and acetyl-5-aminosalicylic acid in serum.  [electronic resource] 

 -  Journal of chromatography  Jan 1987 
 - 300-4 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>Standard No.: </label>10.1016/0378-4347(87)80243-8  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aminosalicylic Acids--blood<br/>Arthritis, Rheumatoid--drug therapy<br/>Chromatography, High Pressure Liquid<br/>Humans<br/>Mesalamine<br/>Sulfasalazine--metabolism