Are progressive myopia and conus due to hereditary predisposition or can they be induced by defect of refraction acting through the influence of the ciliary muscle?

BibTeX Export

@inbook{160863,
  author       = {Loring, Edward G.},
  title        = {{Are progressive myopia and conus due to hereditary 
                   predisposition or can they be induced by defect of
                   refraction acting through the influence of the
                   ciliary muscle?}},
  booktitle    = {Franciscus Cornelius Donders Library},
  year         = 1877,
  publisher    = {{In: Transactions of the International Medical 
                   Congress, Philadelphia, September 1876,
                   Philadelphia}},
  url          = {https://vlp-new.ur.de/records/lit35079}
}