Results 31 to 40 of about 8,691,639 (211)

Heterogeneity in Palaeolithic Population Continuity and Neolithic Expansion in North Africa.

open access: yesCurrent Biology, 2019
North Africa is located at the crossroads of the Mediterranean Sea, the Middle East, and the Sahara Desert. Extensive migrations and gene flow in the region have shaped many different cultures and ancestral genetic components through time [1-6]. DNA data 
Gerard Serra-Vidal   +5 more
semanticscholar   +1 more source

Vitamin D in the Middle East and North Africa

open access: yesBone Reports, 2018
Purpose The Middle East and North Africa (MENA) region registers some of the lowest serum 25‑hydroxyvitamin D [25(OH)D] concentrations, worldwide. We describe the prevalence and the risk factors for hypovitaminosis D, completed and ongoing clinical ...
M. Chakhtoura   +3 more
semanticscholar   +1 more source

General household survey, 2006 [PDF]

open access: yes, 2008
The GHS is an annual household survey, specifically designed to measure various aspects of the living circumstance of South Africa ...
Statistics South Africa
core  

First-year university students’ productive knowledge of collocations

open access: yesStellenbosch Papers in Linguistics Plus, 2013
The present study examines productive knowledge of collocations of tertiary-level second-language (L2) learners of English in an attempt to make estimates of the size of their knowledge.
Nizonkiza, Déogratias   +2 more
doaj   +1 more source

General Household Survey, 2007 [PDF]

open access: yes, 2008
The GHS is an annual household survey, specifically designed to measure various aspects of the living circumstance of South Africa ...
Statistics South Africa
core  

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