"Advances in mammography and other imaging technology over the past 30 years have meant that pathologists must render opinions on ever smaller breast lesions, some the size of a few grains of salt. Discerning the difference between some benign lesions and early stage breast cancer is a particularly challenging area of pathology, according to medical records and interviews with doctors and patients."

"Female identical twins, even when raised together, differ significantly in health status depending on the economic class they attain as adults" Study by Krieger.

"Barbara Evans on legal barriers to discovery and clinical translation for genetic tests"