TY  - RPRT
TI  - Flexibility training: ballistic, static or proprioceptive neuromuscular facilitation?
AU  - S P Sady
AU  - M Wortman
AU  - D Blanke
PY  - 1982
UR  - https://pubmed.ncbi.nlm.nih.gov/7082151/
ID  - 7082151
ER  -