@misc{indiciae64ec1960b723,
  title = {[Proceedings: Problems in early infancy (author's transl)].},
  author = {W H Heiss},
  year = {1973},
  doi = {10.1007/bf01286639},
  url = {https://pubmed.ncbi.nlm.nih.gov/4776154/},
  note = {Source identifier: 4776154}
}