TY  - RPRT
TI  - Flexibility in training.
AU  - A Harper
AU  - H Lamki
PY  - 1994
DO  - 10.1111/j.1471-0528.1994.tb13602.x
UR  - https://pubmed.ncbi.nlm.nih.gov/7826975/
ID  - 7826975
ER  -