https://publications.msss.gouv.qc.ca/msss/document-002884/ 2021 Canada coronavirus infections pneumonia, viral guideline coronavirus, nos disease, nos Child Child opitz trigonocephaly syndrome disease organization and administration child due to Diseases Child Diseases Category child, nos coronavirus Disease guideline Child disease guideline craniosynostoses intellectual disability COVID-19
--- http://www.orpha.net/consor/cgi-bin/OC_Exp.php?Lng=FR&Expert=263558 2011 France scientific and technical information chemexfoliation skin syndrome Opitz trigonocephaly syndrome peeling skin syndrome opitz trigonocephaly syndrome peeling skin syndrome
--- http://www.orpha.net/consor/cgi-bin/OC_Exp.php?Lng=FR&Expert=1308 2007 true France French opitz trigonocephaly syndrome scientific and technical information resource guides