000			00396nam a2200157Ia 4500
008			180712s9999 xx 000 0 und d
020			_a044305620X
082			_a614.4 _bBAR
100			_aBARKER, D.J.P.
245			_aEpidemiology in medical practice
250			_a5th ed.
260			_aNew york _bChurchill Livingstone _c1998
300			_aviii, 170 p.
650			_aEpidemiology
942			_cR
999			_c14589 _d14589