@misc{indiciae6d91056dfa03,
  title = {A treadmill ramp protocol using simultaneous changes in speed and grade.},
  author = {Janos Porszasz and Richard Casaburi and Attila Somfay and Linda J Woodhouse and Brian J Whipp},
  year = {2003},
  doi = {10.1249/01.mss.0000084593.56786.da},
  url = {https://pubmed.ncbi.nlm.nih.gov/12972882/},
  note = {Source identifier: 12972882}
}