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Growth|January 1, 1984
Somatic findings at age 9 years on three ethnic groups of Nigerian urban and rural boysJ H Spurgeon, H V Meredith, G B Onuoha, et al.American Journal of Human Biology : the Official Journal of the Human Biology Council|May 27, 2017
Somatic comparisons of urban and rural Russian boys, ages 6, 9, and 15 years, living in St. Petersburg and surrounding areasJ H Spurgeon, K E French, W K Giese, et al.Pageof 1