@misc{indiciae9d5d03077019,
  title = {[Changes in maxillary sinus surgery].},
  author = {F Härle and J E Eickbohm and C Hoffmann},
  year = {1988},
  url = {https://pubmed.ncbi.nlm.nih.gov/3075545/},
  note = {Source identifier: 3075545}
}