ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
แสดงแผงควบคุมโปรแกรมเล่น
เล่นอัตโนมัติ
เล่นใหม่
Was having a little trouble understanding the timing of these things and the paradoxical negative vs positive feedback of estrogen, but this really helped! Thank you for sharing!
Was having a little trouble understanding the timing of these things and the paradoxical negative vs positive feedback of estrogen, but this really helped! Thank you for sharing!