@misc{indiciaed8dbef2d4b5f,
  title = {[Strabismus in children].},
  author = {M A Pen'kov and S F Zubarev},
  year = {1989},
  url = {https://pubmed.ncbi.nlm.nih.gov/2620724/},
  note = {Source identifier: 2620724}
}