00430nas a2200169   4500000000100000008004100001100001400042700001200056700001400068700001400082700001600096700001600112245009600128250001600224300001200240490000800252       2013                            d1 aBerend N.1 aKing G.1 aSalome C.1 aDownie S.1 aVerbanck S.1 aThompson B.00aEffect of methacholine on peripheral lung mechanics and ventilation heterogeneity in asthma  a31 Jan 2013  a770-7770 v114