bibliographicCitation |
Zimmerman J, Arnon R, Beeri R, Keret D, Lysy J, Ligumski M, Gonzalez J, Fich A, Ackerman Z, Goldin E. Seasonal fluctuations in acute upper gastrointestinal bleeding: lack of effect of nonsteroidal anti-inflammatory drugs. Am J Gastroenterol. 1992 Nov;87(11):1587–90. PMID: 1442678. |