@misc{indiciaed927ed7b507f,
  title = {How do the elderly negotiate stairs?},
  author = {P R Cavanagh and L M Mulfinger and D A Owens},
  year = {1997},
  url = {https://pubmed.ncbi.nlm.nih.gov/9331385/},
  note = {Source identifier: 9331385}
}