What I need to know about hepatitis B
Series: NIH publication -- no. 09-4228; NIH publication -- no. 09-4228.
Publisher: U.S. Dept. of Health and Human Services, National Institutes of Health, National Institute of Diabetes and Digestive and Kidney Deseases, National Digestive Diseases Information Clearinghouse
Published: 2009
Place of publication: Bethesda, MD
Language: eng
Format: [electronic resource]
Number of pages: 16
Subjects: Hepatitis B; Hepatitis B virus
Notes: Title from title screen (viewed Feb. 2, 2011).

"April 2009."