Fig. 2
From: Cancer incidence in Yemen from 1997 to 2011: a report from the Aden cancer registry
Estimated Midpoint (1997–2011) Population pyramid, Aden Cancer Registry Covering areas, Yemen. 1997–2011
Fig. 2 | BMC Cancer
From: Cancer incidence in Yemen from 1997 to 2011: a report from the Aden cancer registry
Estimated Midpoint (1997–2011) Population pyramid, Aden Cancer Registry Covering areas, Yemen. 1997–2011