000 00860 a2200265 4500
005 20250512061706.0
264 0 _c19870714
008 198707s 0 0 ger d
022 _a0300-8622
040 _aNLM
_beng
_cNLM
100 1 _aRobra, B P
245 0 0 _a[Summary of a new assessment strategy in positive occult blood tests in mass screening].
_h[electronic resource]
260 _bLeber, Magen, Darm
_cApr 1987
300 _a113-24 p.
_bdigital
500 _aPublication Type: English Abstract; Journal Article
650 0 4 _aColonic Neoplasms
_xprevention & control
650 0 4 _aColonoscopy
650 0 4 _aGermany, West
650 0 4 _aHumans
650 0 4 _aMass Screening
650 0 4 _aOccult Blood
650 0 4 _aRectal Neoplasms
_xprevention & control
650 0 4 _aRisk
773 0 _tLeber, Magen, Darm
_gvol. 17
_gno. 2
_gp. 113-24
999 _c3592541
_d3592541