Your search returned 3 results.

Results
	1.	Intellectual development and school achievement of youths 12-17 years: demographic and socioeconomic factors. [electronic resource] by Hitchcock, D C Oliver, L I Producer: 19780517 In: Vital and health statistics. Series 11, Data from the National Health Survey no. 158 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Reading and arithmetic achievement among youths 12-17 years as measured by the wide range achievement test: United States. [electronic resource] by Hitchcock, D C Pinder, G D Producer: 19740626 In: Vital and health statistics. Series 11, Data from the National Health Survey no. 136 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Total white blood cell counts for persons ages 1-74 years with differential leukocyte counts for adults ages 25-74 years: United States, 1971-75. [electronic resource] by McGrath, C R Hitchcock, D C van Assendelft, O W Producer: 19820527 In: Vital and health statistics. Series 11, Data from the National Health Survey no. 220 Availability: No items available. Save to lists Add to cart (remove)

Refine your search