The prevalence of antibodies to human immunodeficiency virus type 1 (HIV-1), hepatitis C virus (HCV), human T lymphotropic virus I (HTLV-I), and hepatitis B (HBV) surface antigen (HBsAg) was determined in blood donors from Ntcheu, Malawi. Each donation was also screened for HIV-1 RNA and HCV RNA. Am
β¦ LIBER β¦
Pooling Strategies for Screening Blood in Areas with Low Prevalence of HIV
β Scribed by Dr. Shou-Jen Lan; Chung-Cheng Hsieh; Yea-Yin Yen
- Publisher
- John Wiley and Sons
- Year
- 1993
- Tongue
- English
- Weight
- 619 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0323-3847
No coin nor oath required. For personal study only.
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## Abstract ## Objective To determine the prevalence of serious pathology in patients presenting to primary care settings with acute low back pain, and to evaluate the diagnostic accuracy of recommended βred flagβ screening questions. ## Methods An inception cohort of 1,172 consecutive patients