@misc{indiciae9edc40501a2c,
  title = {Sleep patterns afted graded exercise.},
  author = {C M Shapiro and R D Griesel and P R Bartel and P L Jooste},
  year = {1975},
  doi = {10.1152/jappl.1975.39.2.187},
  url = {https://pubmed.ncbi.nlm.nih.gov/170241/},
  note = {Source identifier: 170241}
}