@misc{indiciaeb91e1feab7d0,
  title = {Why use drains?},
  author = {J P Cobb},
  year = {1990},
  doi = {10.1302/0301-620x.72b6.2246304},
  url = {https://pubmed.ncbi.nlm.nih.gov/2246304/},
  note = {Source identifier: 2246304}
}