Electronic/World Wide Web>Internet Article:  ESFAHANI SMITH, EMILY (NOV. 9, 2014), Science Says Lasting Relationships Come Down To 2 Basic Traits Read more: http://www.theatlantic.com/health/archive/2014/06/happily-ever-after/372573/#ixzz3MRKhGeyd, Retrieved on 2014-12-20

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