@inbook{4f991c56b4a54a7da353e3ba6a39dda6,
title = "Thirteen years experience with the international classification of retinopathy of prematurity",
keywords = "Econometric and Statistical Methods: General, Geneeskunde(GENK), Algemeen onderzoek, Other medical specialities",
author = "B.P. Cats and N.E. Schalij-Delfos and K.W.E.P. Tan",
year = "1997",
language = "Undefined/Unknown",
publisher = "Kugler Publ. B.V.",
pages = "77--81",
editor = "A. Reibaldi and \{Di Pietro\}, M. and A. Scuderi and E. Malerba",
booktitle = "Progress in Retinopathy of Prematurity",
}