The age of the onset of menstruation has been determined for the urban middle-class Cape Coloured population. From 1987 to 1992 data were collected from 857 girls aged 8 to 20 years attending primary and secondary schools in Cape Town. The schools were specifically selected for the highest ...
The age of the onset of menstruation has been determined for the urban middle-class Cape Coloured population. From 1987 to 1992 data were collected from 857 girls aged 8 to 20 years attending primary and secondary schools in Cape Town. The schools were specifically selected for the highest ...
The age of the onset of menstruation has been determined for the urban middle-class Cape Coloured population. From 1987 to 1992 data were collected from 857 girls aged 8 to 20 years attending primary and secondary schools in Cape Town. The schools were specifically selected for the highest ...