The sources of the data were Medline/PubMed, Web of Science, Scopus, and Google Scholar databases. 
Google Scholar
Nutrition (Burbank, Los Angeles County, Calif.)
D000293:Adolescent; D000328:Adult; D000349:Africa; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009752:Nutritional Status; D015995:Prevalence; D012307:Risk Factors; D014397:Tuberculosis, Pulmonary; D014807:Vitamin D; D014808:Vitamin D Deficiency; D055815:Young Adult
Keflie Tibebeselassie Seyoum TS ;Nölle Nils N ;Lambert Christine C ;Nohr Donatus D ;Biesalski Hans Konrad HK 