000			01922 a2200577 4500
005			20250516044053.0
264		0	_c20111223
008			201112s 0 0 eng d
022			_a1432-2323
024	7		_a10.1007/s00268-011-1175-7 _2doi
040			_aNLM _beng _cNLM
100	1		_aSakata, Jun
245	0	0	_aAssessment of the nodal status in ampullary carcinoma: the number of positive lymph nodes versus the lymph node ratio. _h[electronic resource]
260			_bWorld journal of surgery _cSep 2011
300			_a2118-24 p. _bdigital
500			_aPublication Type: Comparative Study; Journal Article
650	0	4	_aAdult
650	0	4	_aAged
650	0	4	_aAged, 80 and over
650	0	4	_aAmpulla of Vater _xpathology
650	0	4	_aAnalysis of Variance
650	0	4	_aCohort Studies
650	0	4	_aCommon Bile Duct Neoplasms _xmortality
650	0	4	_aDisease-Free Survival
650	0	4	_aFemale
650	0	4	_aFollow-Up Studies
650	0	4	_aHumans
650	0	4	_aLymph Node Excision _xstatistics & numerical data
650	0	4	_aLymph Nodes _xpathology
650	0	4	_aLymphatic Metastasis
650	0	4	_aMale
650	0	4	_aMiddle Aged
650	0	4	_aMultivariate Analysis
650	0	4	_aNeoplasm Invasiveness _xpathology
650	0	4	_aNeoplasm Staging
650	0	4	_aPalliative Care _xmethods
650	0	4	_aPancreaticoduodenectomy _xmethods
650	0	4	_aPredictive Value of Tests
650	0	4	_aProportional Hazards Models
650	0	4	_aRetrospective Studies
650	0	4	_aRisk Assessment
650	0	4	_aSurvival Analysis
650	0	4	_aTime Factors
700	1		_aShirai, Yoshio
700	1		_aWakai, Toshifumi
700	1		_aAjioka, Yoichi
700	1		_aAkazawa, Kouhei
700	1		_aHatakeyama, Katsuyoshi
773	0		_tWorld journal of surgery _gvol. 35 _gno. 9 _gp. 2118-24
856	4	0	_uhttps://doi.org/10.1007/s00268-011-1175-7 _zAvailable from publisher's website
999			_c20970303 _d20970303