@misc{indiciae4eed5126fa5e,
  title = {Ethnic differences in physical working capacity.},
  author = {C T Davies and C Barnes and R H Fox and R O Ojikutu and A S Samueloff},
  year = {1972},
  doi = {10.1152/jappl.1972.33.6.726},
  url = {https://pubmed.ncbi.nlm.nih.gov/4643849/},
  note = {Source identifier: 4643849}
}