Table 1

Keywords used to search the Medline database

Keywords for main Medline literature search
Achilles tendonExtracellular matrix
Athletic injuriesIncidenceTendon
BiomechanicsPostoperative complicationsTendon injuries
Collagen
Subheadings used for Medline literature search
AbnormalitiesPhysiopathologyTendinitis
Magnetic resonance imagingTendinopathyTendinosis
Anatomy & histologyInjuriesSurgery
Blood supplyInnervationTransplantation
ChemistryMetabolismUltrasonography
CytologyPathologyUltrastructure
Drug effectsPhysiology