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Browsing by Authors Gyapong, John
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| Issue Date | Title | Author(s) | | 2010 | ATSA synthesis : Ghana chapter | Wellington, Edith; Gyapong, John; Twum-Barima, Sophia; Aikins, Moses; Britton, John |
| 2011 | Secondhand tobacco smoke exposure in selected public places (PM2.5 and air nicotine) and non-smoking employees (hair nicotine) in Ghana | Agbenyikey, Wilfred; Wellington, Edith; Gyapong, John; Travers, Mark J.; Breysse, Patrick N. |
Showing results 1 to 2 of 2
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