TY  - RPRT
TI  - Little League survey: the Eugene study.
AU  - R L Larson
AU  - K M Singer
AU  - R Bergstrom
AU  - S Thomas
DO  - 10.1177/036354657600400502
UR  - https://pubmed.ncbi.nlm.nih.gov/998841/
ID  - 998841
ER  -