[Arm folding--an overview].

Abstract excerpt

The literature concerning arm folding is reveiwed. This analysis could be based on 121 populations. In addition to this the paper discusses incidence, sex, age differences and genetical problems including twinning. The incidence of left arm folding ranges from 20% to 65% (mean value 54%). The review shows a predominance of the left-type in Europe. Age and sex differences are only small. Between arm folding and...

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