Now showing items 731-733 of 733
Quantifying the Indirect Effects of Haemophilus Influenzae type b Vaccination in Children Under 5 Years-Old
(Johns Hopkins University, 2015-05-01)
Background Haemophilus influenzae type b (Hib) is a significant cause of meningitis and pneumonia among children under 5 years. A conjugate vaccine has been available since the mid-1980s, leading to disease reductions well ...
Visualizing Intersegmental Artery Ostium Location for Spinal Angiography
(Johns Hopkins University, 2015-03-26)
Spinal digital subtraction angiography (SpDSA) is a diagnostic radiological procedure for evaluating vascular abnormalities of the spinal cord. During the procedure, a catheter is advanced to the aorta under fluoroscopic ...
Characterizing Current Registration of Phase 3 Crossover Trials on ClinicalTrials.gov
(Johns Hopkins University, 2015-05-04)
Background: ClinicalTrials.gov is the primary registry for federally and privately funded clinical trials conducted in the United States. Unlike the more commonly used parallel design, in which each participant is randomized ...