George Chaves Nunes

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A tiny droplet of typical samples of fabric softeners from different commercial brands placed on a smooth paper surface was subjected to easy ambient sonic-spray ionization mass spectrometry(More)
OBJECTIVE To evaluate factors associated with maternal death among women experiencing life-threatening conditions during pregnancy, childbirth, or within 42 days of termination of pregnancy. (More)
OBJECTIVE To investigate the incidence of co-infection with HIV and human papillomavirus (HPV) among Brazilian individuals with hepatitis B virus (HBV) or hepatitis C virus (HCV) infection. METHODS(More)
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