A Spectra Physics Model A supermarket scanner—one of the first ten ever produced. A laser within the unit projects a beam onto a mirror that redirects it through the glass plate on the top. Cade ...
We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Matthew Guay When life gives you paper, your phone can turn it into clear PDF ...
Correspondence to Dr Margo Mountjoy, Department of Family Medicine, Michael G. DeGroote School of Medicine, McMaster University, Hamilton, ON N2G 1C5, Canada; mmsportdoc{at}mcmaster.ca In 2014, the ...
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