What groups were threatened by john knox's ideas?

Who was the better president between richard nixon and john adams in terms of accomplishments ?

To what kinds of messages might the brain respond to keep you balanced on one foot?

Chen's research team randomly assigned some newborns and their mothers either to a breastfeeding promotion group (where breastfeeding was encouraged, but not required) or to a normal pediatric care group (where breastfeeding was neither encouraged nor discouraged). which research method did they use?