title: Proceedings: A simple test for patency of portacaval shunts.
mesh_terms: D000242:Cyclic AMP / Q000378:metabolism; D005934:Glucagon; D006801:Humans; D008099:Liver / Q000378:metabolism; D011167:Portacaval Shunt, Surgical; D011183:Postoperative Complications / Q000175:diagnosis
chemical_list: D005934:Glucagon; D000242:Cyclic AMP