000			00343nam a2200157Ia 4500
003			OSt
005			20231211060627.0
008			170524s9999 xx 000 0 und d
020			_a81-261-2316-8
040			_ciimt
100			_aAhmed-M.N.
245		0	_aHygiene and health
260			_bAnmol publication
260			_c2005
942			_2ddc _c02
999			_c7268 _d7268