Y. Niwa - Concepedia

Concepedia

Author

Y. Niwa

Nagoya University

Also Known As

Y Hirooka, Y Niwa, Y. NIWA, Y. Niwa, Yasumasa Niwa, Yusuke Niwa

47

Publications

1.1K

Citations

17

H-Index

49

Concepts

All Affiliations

Nagoya University Nitto Chemical Industry (Japan)The University of Osaka Chiba Institute of Technology Handa City Hospital

YN

About

Y. Niwa is an author at Nagoya University specializing in medicine, gastroenterology, and natural sciences.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Medicine	10	10	523
2	Natural Sciences	6	6	150
3	Health Sciences	5	5	364
4	Engineering	3	3	68
5	Biochemistry	3	3	93

Y. Niwa

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20

Publications

1.1K

Citations

17

H-Index

	Year	Citations
Endoscopic repair by clipping of iatrogenic colonic perforation H. Yoshikane, Hitoshi Hidano, Akira Sakakibara, Gastrointestinal Endoscopy Colorectal SurgeryIatrogenic Colonic PerforationGastroenterologySurgeryMedicine	1997	169
Preoperative staging of superficial esophageal carcinoma: comparison of an ultrasound probe and standard endoscopic ultrasonography Nakaba Hasegawa, Y. Niwa, Tomiyasu Arisawa, Gastrointestinal Endoscopy EsophagusHealth SciencesMedical ImagingEsophageal CancerUltrasound Probe	1996	165
Characterization of Ws mutant allele of rats: a 12-base deletion in tyrosine kinase domain of c-kit gene Tohru Tsujimura, Seiichi Hirota, Shogo Nomura, Blood	1991	149
Endoscopic assessment of invasion of colorectal tumors with a new high-frequency ultrasound probe Masahiro Yoshida, Yoshihisa Tsukamoto, Y. Niwa, Gastrointestinal Endoscopy Medical UltrasoundMedical ImagingEndoscopic AssessmentMedicineInterventional Endoscopic Ultrasound	1995	74
Endoscopic ultrasonography in the diagnosis of submucosal lesions of the large intestine Hiroyuki Kameyama, Y. Niwa, Tomiyasu Arisawa, Gastrointestinal Endoscopy Large IntestineMedical ImagingEndoscopic UltrasonographyMedicineInterventional Endoscopic Ultrasound	1997	69
Pit patterns in rectal mucosa assessed by magnifying colonoscope are predictive of relapse in patients with quiescent ulcerative colitis Yuji Nishio, Takafumi Ando, Osamu Maeda, Gut	2006	68
Computer-aided peptide sequencing by fast atom bombardment mass spectrometry Keiichiro Ishikawa, Y. Niwa Journal of Mass Spectrometry Amino Acid SequenceBiochemistryMedicineNatural SciencesSequence Analysis	1986	48
Usefulness of contrast-enhanced EUS in the diagnosis of upper GI tract diseases Naoto Nomura, Hidemi Goto, Y. Niwa, Gastrointestinal Endoscopy Medical ImagingMedicineAbdominal ImagingGastroenterologyDiagnosis	1999	44
A proposed staging system for primary gastric lymphoma Masaya Shimodaira, Yoshihisa Tsukamoto, Y. Niwa, Cancer	1994	41
Evaluation of upper gastrointestinal tumors with a new endoscopic ultrasound probe Shinya Maruta, Yoshihisa Tsukamoto, Y. Niwa, Gastrointestinal Endoscopy Upper Gastrointestinal TumorsMedicineInterventional Endoscopic UltrasoundAbdominal ImagingGastroenterology	1994	40

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