@misc{indiciaea6cca5a26d46, title = {Variable expression in Pfeiffer syndrome.}, author = {H M Sanchex and T C De Negrotti}, year = {1981}, doi = {10.1136/jmg.18.1.73}, url = {https://pubmed.ncbi.nlm.nih.gov/7253005/}, note = {Source identifier: 7253005} }