@misc{indiciae321398e7bcb5,
  title = {The Liverpool Lung Project research protocol.},
  author = {J K Field and D L Smith and S Duffy and A Cassidy},
  year = {2005},
  url = {https://pubmed.ncbi.nlm.nih.gov/16273220/},
  note = {Source identifier: 16273220}
}