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Backman LJ, Danielson P (December 2011). "Low range of ankle dorsiflexion predisposes for patellar tendinopathy in junior elite basketball players: a 1-year prospective study". The American Journal of Sports Medicine. 39 (12): 2626–33. doi:10.1177/0363546511420552. PMID21917610. S2CID39755525.
Backman LJ, Danielson P (December 2011). "Low range of ankle dorsiflexion predisposes for patellar tendinopathy in junior elite basketball players: a 1-year prospective study". The American Journal of Sports Medicine. 39 (12): 2626–33. doi:10.1177/0363546511420552. PMID21917610. S2CID39755525.
Backman LJ, Danielson P (December 2011). "Low range of ankle dorsiflexion predisposes for patellar tendinopathy in junior elite basketball players: a 1-year prospective study". The American Journal of Sports Medicine. 39 (12): 2626–33. doi:10.1177/0363546511420552. PMID21917610. S2CID39755525.