Muscle Imbalance
http://bjsm.bmj.com/content/45/4/348.3.full.pdf+html?sid=0c5512d2-a714-4c97-b29c-f849e90c204b
http://bjsm.bmj.com/content/38/6/766.full.pdf+html?sid=0c5512d2-a714-4c97-b29c-f849e90c204b
http://bjsm.bmj.com/content/44/Suppl_1/i16.1.full.pdf+html?sid=0c5512d2-a714-4c97-b29c-f849e90c204b
http://bjsm.bmj.com/content/43/8/589.full.pdf+html?sid=0c5512d2-a714-4c97-b29c-f849e90c204b
http://www.jshoulderelbow.org/article/S1058-2746(04)00247-2/abstract
http://www.physicaltherapyinsport.com/article/S1466-853X(08)00148-X/abstract
Plyometrics
http://www.chicagogolftrainer.com/support-files/effects-of-phys-perf-1422d4.pdf
http://bjsm.bmj.com/content/47/10/e3.64.full.pdf+html?sid=dbec9fc0-3e7c-4aad-8aa4-459791365d5c
Agility
http://www.sciencedirect.com/science/article/pii/S0925527308003046
Muscle actions