ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] We studied 51 healthy boys and girls between the ages of llz and 14 yr; all attended a normal secondary school in Somerset, UK and blood was taken between 1100 and 1300 hr. At the time of sampling each child was assigned to one of five maturity stages11 according to genitalia or breast development. ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/282301a0
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