Tuʻuaʻi i ou tuaʻa: Primal instincts tosina lau amio, Terry Burnham, Ph.D., co-tusitala o le "Mean Genes"
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Gunter De Win, MD, PhD
"E lava faʻamaoniga faʻamaonia e manatu ai e mafai e ponokalafi ona aʻafia ai gaioiga tau feusuaiga."
"I tupulaga laiti, o loʻo faʻateleina le faʻalavelave faʻafitauli o le erectile."
“E sili atu i le 70% o tagata mamaʻi e maualuga le [faʻaaogaina ponokalafi faʻafitauli]…