Review
Copyright ©2012 Baishideng Publishing Group Co.
World J Cardiol. Dec 26, 2012; 4(12): 327-340
Published online Dec 26, 2012. doi: 10.4330/wjc.v4.i12.327
Figure 1
Figure 1 Selection process.
Figure 2
Figure 2 Map of Nigeria showing the 36 states and federal capital territory as well as the 6 geopolitical zones.
Figure 3
Figure 3 Comparision with other countries.