41,000 files from Medical Diagnostics Laboratories, which performs outsourced medical testing in addition to Research and Development (R&D). According to MDL, their:

Research and Development Department encourages and supports the creation of innovative projects in the fields of Microbiology, Women’s Health and Gynecology, Pediatric Infectious Diseases, Cancer, Genetic Immunology, and Pharmacogenomics. This state-of-the-art research program promotes and fosters research collaborations and strategic partnerships with local, national and international Universities, Research Institutes and Biopharma companies.

Due to the critical importance of making medical information open source, as well as the privacy issues presented by patient medical testing, the data is only being made available to journalists and researchers at this time. (How to Request Access)