@article{article127d3094, title = {Identifying clinical phenotypes in extremely low birth weight infants-an unsupervised machine learning approach}, author = {Matsushita, Felipe Yu and Krebs, Vera Lucia Jornada and Carvalho, Werther Brunow de}, year = {2022}, doi = {10.1007/s00431-021-04298-3}, journal = {European journal of pediatrics} }