Abbreviation for crown-heel length.
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case history; Chediak-Higashi [syndrome]; chiasma; Chinese hamster; chloral hydrate; cholesterol; Christchurch chromosome; chronic hepatitis; chronic hypertension; common hepatic [duct]; communicating hydrocele; community health; community hospital; completely healed; congenital hypothyroidism; Conradi- Hunermann [syndrome]; continuous heparin [infusion]; cortical hamartoma; crown-heel [length]; cycloheximide; cystic hygroma; wheelchair
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ch abbr
1) child
2) chronic
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see constant region, under region.Medical dictionary. 2011.