US ●●●●●●s cheap ●●●●●● soft ●●●●●● low price
Davis and his ●●●●●●ors ●●●●●●ed data from an ●●●●●●g ●●●●●● ●●●●●●ment ●●●●●● that asks ●●●●●●ly ●●●●●●ed ●●●●●●s ●●●●●●●●●●●●ve of their areas to ●●●●●● their ●●●●●●t ●●●●●●●●●●●● in ●●●●●● for one week.
