Risk factors for hepatitis B transmission in South Brazil Leia mais sobre Risk factors for hepatitis B transmission in South Brazil
Rapid detection of Mycobacterium tuberculosis DNA and genetic markers for Isoniazid resistance in Ziehl-Neelsen stained slides Leia mais sobre Rapid detection of Mycobacterium tuberculosis DNA and genetic markers for Isoniazid resistance in Ziehl-Neelsen stained slides