<p>The public health problem in this study was well addressed and the objectives clearly and explicitly stated to address the problem.</p><p>The study design was adequately described and appropriate for the study and &nbsp;the epidemiological/statistical methods concisely described</p><p><strong>There were no results displayed, the methods were replicated in result section; This is a good study which is of public health significance; the author should include the result section</strong></p><p>Overall, the abstract is good one; however the results were not presented. This abstract should be accepted based on the premise that the results will be made available.</p>