Lo que usted debe saber sobre los gases = What you need to know about gases.

Bibliographic Details

Format:	Government Document eBook
Language:	Spanish
Published:	Bethesda, Maryland : U.S. Department of Health & Human Services, National Institutes of Health, National Institute of Diabetes and Digestive and Kidney Diseases, National Digestive Diseases Information Clearinghouse, 2011.
Series:	NIH publication ; no. 12-4156 S.
Subjects:	Gastrointestinal gas.
Online Access:	https://purl.fdlp.gov/GPO/gpo49854