1. Effects of gastrointestinal hormones on the opossum biliary sphincter;Becker;Surg. Forum,1978
2. The dose/response effects of gastrointestinal hormones on the opossum biliary sphincter;Becker;Curr. Surg,1980
3. Effect of pentagastrin (PG) on the feline sphincter of Oddi: Evidence for a PG inhibitory receptor;Behar;Gastroenterology,1980
4. Effect of 5-hydroxytryptamine on the feline sphincter of Oddi;Behar;Gastroenterology,1980
5. Effect of synthetic (CCK-OP) and natural (CCK-N) on the sphincter of Oddi;Behar,1978