Journal for the Scientific Study of Religion
And from the abstract:
… the preponderance of evangelicals in a state consistently predicts more Google searches for terms and phrases like “male enhancement,” “ExtenZe,” “penis pump,” “penis enlargement,” and others. We theorize that the largely patriarchal―and increasingly embattled and radicalized―evangelical subculture explicitly or implicitly promotes equating masculinity with physical strength and size, leaving men influenced by that subculture (whether evangelical or not) to seek solutions for their privately felt failure to measure up.