See page 98 for the 2009 King's College London's findings on the G-spot and page 145 for ultrasound/physiological material with regard to the G-spot.
Truy cập ngày 24 tháng 1 năm 2014.  ^ See page 98 for the 2009 King's College London's findings on the G-spot and page 145 for ultrasound/physiological material with regard to the G-spot.