Cross sectional studies: advantages and disadvantages
BMJ (Online), 2014-03, Vol.348 (mar26 2), p.g2276-g2276 [Peer Reviewed Journal]BMJ Publishing Group Ltd 2014 ;Copyright: 2014 © BMJ Publishing Group Ltd 2014 ;ISSN: 0959-8138 ;ISSN: 1756-1833 ;EISSN: 1756-1833 ;DOI: 10.1136/bmj.g2276
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