How do you choose equipment for imaging from the bewildering and tempting array of alternatives, particularly when your budget is limited ? The rules for shopping for images are the same as those for shopping in a supermarket: have a clear idea of what you need, and remember that cheapness may be a false economy. Imaging for the non-radiologist in a small hospital means diagnostic x ray equipme...

Given the urgency of development problems world-wide, as well as the opportunities of open source appropriate technology (OSAT) to help expedite sustainable development goals, a better understanding of the barriers limiting the scaling of OSAT is needed. In this study, key organizations and researchers working in the field of appropriate technology (AT) were interviewed to identify barriers to ...

The major discoveries in bacteriology during the last half of the 19th century and the promise of their application to sanitation and public health practice helped to stimulate the founding of the first generation of schools of public health in North America (1, 2). Sometimes referred to as the " West Points of Public Health, " these schools at Johns Hopkins, Harvard, Columbia, Yale, Michigan, ...