@misc{indiciae869258436b43,
  title = {Multicentre trials in general practice.},
  author = {H Aberg},
  year = {1989},
  doi = {10.3109/02813438909087228},
  url = {https://pubmed.ncbi.nlm.nih.gov/2587867/},
  note = {Source identifier: 2587867}
}