Mourinho's long - term, and now current, rival Pep Guardiola has not promoted
a single youth graduate to the first team during his tenure at German giants Bayern Munich.
Detailed information on the findings of this study can be found in the article, «Head impact exposure measured in a
single youth football team during practice drills,» by Mireille E. Kelley, MS (a
graduate student in Biomedical Engineering at Wake Forest Baptist), et al., published in the Journal of Neurosurgery: Pediatrics.