000 00338nam a2200121Ia 4500
008 220809s2013 xx 000 0 und d
041 _aeng
082 _a616
245 _aAmerican journal of respiratory and critical care medicine,Vol-187,No-8-12,2013 / April-June
260 _c2013
520 _aBack Volume
650 _aMedicine(616)
999 _c165950
_d165950