000			00333nam a2200145Ia 4500
008			241226s9999 xx 000 0 und d
020			_a0
082			_a615 _bMAR
100			_aMark Beers
245		4	_aThe merck manual
260			_aNew York : _bMark Reserch Pub , _c1999.
300			_a2833
365			_a1673
650			_aCology
999			_c193817 _d193817