| MCH | Maternal and Child Health; mean corpuscular hemoglobin; muscle contraction headache |
|---|---|
| MCHB | maternal and child health bureau |
| MCHC | maternal/child health care; mean corpuscular hemoglobin concentration; mean corpuscular hemoglobin c... |
| MCHS | Maternal and Child Health Service |
| MCN | maternal child nursing; minimal change nephropathy; mixed cell nodular [lymphoma] |