Wikipedia:Tutorial (historical)/Citing sources/sandbox

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^ Ordinioha, Best; Brisibe, Seiyefa (2013). "The human health implications of crude oil spills in the Niger delta, Nigeria: An interpretation of published studies". Nigerian Medical Journal. 54 (1): 10. doi:10.4103/0300-1652.108887. ISSN 0300-1652.{{cite journal}}: CS1 maint: unflagged free DOI (link)

[1] Ordinioha, Best; Brisibe, Seiyefa (2013). "The human health implications of crude oil spills in the Niger delta, Nigeria: An interpretation of published studies". Nigerian Medical Journal. 54 (1): 10. doi:10.4103/0300-1652.108887. ISSN 0300-1652.{{cite journal}}: CS1 maint: unflagged free DOI (link)

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