It is two minutes at 85°F hope this helps
Exfoliation is the process of a tooth becoming loose and falling out from the primary dentition, I'm pretty sure.
Hope this helps^^^
Poor social and economic circumstances affect health throughout life. ... Such psychosocial risks accumulate during life and increase the chances of poor mental health and premature death. Long periods of anxiety and insecurity and the lack of supportive friendships are damaging in whatever area of life they arise.
