the volume-adjusted fef25-75 % increased more ( 98 percent ) following 1500 micrograms inhaled metaproterenol in ten asthmatic subjects , and decreased more ( 53 percent ) following inhalation of histamine in eight subjects , than did the standard fef25-75 % ( 44 percent increase and 34 percent decrease respectively ) .
C0029193
ten
C0004096
asthmatic