| MRSD | mental retardation-skeletal dysplasia [syndrome] |
|---|---|
| MRX | mental retardation, X-linked |
| MRXS | mental retardation, X-linked, syndrome |
| ONMRS | onychotrichodysplasia-neutropenia-mental retardation syndrome |
| PNM | perinatal mortality; peripheral dysostosis, nasal hypoplasia, and mental retardation [syndrome]; per... |