mayo clinic: "migraine: diagnosis & treatment," "monoclonal antibody drugs for cancer: how they work.".; author, dr. barbara starfield, revered public health expert at the johns hopkins school of public health; �is us health really the best in the world?�...
"if the battery in a mechanical mod over-discharges and the device doesn't contain enough air holes to allow the battery to vent, there is a risk of explosion.".
"we were quite surprised to find there were no significant differences," says study author