Riyoko Niwa - Articles - Scientific Research Publishing

A Case of Ewing’s Sarcoma Arising in the Cervical Spine with an Elevation of Serum ProGRP (Articles)

Ryogo Aoki, Yoshikazu Ikoma, Asuka Ohashi, Riyoko Niwa, Fumumasa Etori, Masashi Matsuyama, Akane Onogi, Naoki Watanabe, Takuji Tanaka

Open Journal of Pathology Vol.11 No.4，September 6, 2021

DOI: 10.4236/ojpathology.2021.114009 244 Downloads 1,320 Views Citations
A Case of Warthin’s Tumor Together with IgG4-Related Sialadenitis (Articles)

Ryogo Aoki, Risa Ito, Asuka Ohashi, Riyoko Niwa, Masashi Matsuyama, Sachiko Oka, Naomi Kawaguchi, Toshimasa Sakakima, Daichi Kodama, Naoki Watanabe, Daisuke Okamoto, Takafumi Naiki, Takuji Tanaka

Open Journal of Pathology Vol.14 No.3，July 25, 2024

DOI: 10.4236/ojpathology.2024.143010 66 Downloads 263 Views Citations
Uncertainty in a Measurement of Density Dependence on Population Fluctuations (Articles)

Hiro-Sato Niwa

Applied Mathematics Vol.5 No.8，April 29, 2014

DOI: 10.4236/am.2014.58104 4,769 Downloads 6,309 Views Citations
Primary Small Cell Neuroendocrine Carcinoma of the Endometrium: A Cytologically Diagnosed Case with Immunocytochemical, Immunohistochemical, and Electron Microscopic Features (Articles)

Kentaro Nagata, Kenji Niwa, Sakae Mori, Keigo Kuwabara, Motoki Takenaka, Yoshio Yamaguchi, Kentaro Niwa, Takuji Tanaka

Open Journal of Pathology Vol.10 No.4，September 14, 2020

DOI: 10.4236/ojpathology.2020.104011 621 Downloads 2,422 Views Citations
Congenital Dysfibrinogenemia Presented with Massive Hematomas Formed after Hysterectomy (Articles)

Kenji Niwa, Kentaro Nagata, Takefumi Nakagami, Ryuichiro Shimaoka, Kentaro Niwa, Motoki Takenaka, Takuji Tanaka, Nobuo Okumura

Case Reports in Clinical Medicine Vol.10 No.4，April 22, 2021

DOI: 10.4236/crcm.2021.104013 325 Downloads 1,046 Views Citations
Primary Serous Cystadenocarcinoma of Broad Ligament: A Case Report with Laparoscopic, Histopathologic and Immunohistochemical Findings (Articles)

Kenji Niwa, Motoki Takenaka, Takeaki Saitake, Tiger Koike, Kentaro Nagata, Kentaro Niwa, Kohjiro Niwa, Sakae Mori, Keigo Kuwabara, Akane Onogi, Takuji Tanaka

Open Journal of Pathology Vol.12 No.1，December 13, 2021

DOI: 10.4236/ojpathology.2022.121003 193 Downloads 1,181 Views Citations
Efficacy of Cognitive Remediation in Schizophrenia: A Short Review of Its Variable Effects According to Cognitive Domain (Articles)

Akihiko Katsumi, Hiroshi Hoshino, Satoshi Fujimoto, Shin-Ichi Niwa

Open Journal of Psychiatry Vol.5 No.2，March 30, 2015

DOI: 10.4236/ojpsych.2015.52019 4,262 Downloads 5,744 Views Citations
Introduction of Music Therapy Incorporated into Cognitive Remediation: A New Approach to Cognitive Dysfunction in Psychiatric Disorders and a Preliminary Report on Its Effects in Schizophrenia (Articles)

Naoko Kosugi, Chiaki Oshiyama, Naoki Kodama, Shin-Ichi Niwa

Open Journal of Psychiatry Vol.9 No.1，January 18, 2019

DOI: 10.4236/ojpsych.2019.91003 1,537 Downloads 3,280 Views Citations
Asymptomatic Anisakiasis of the Colon Diagnosed and Treated by Colonoscopy (Articles)

Tomoshi Takeda, Kenji Niwa, Akie Sano, Atsunori Kodama, Kuninori Hatasa, Yasunari Matsuno, Masao Kagami, Motoki Takenaka, Kohjiro Niwa, Takuji Tanaka

Case Reports in Clinical Medicine Vol.9 No.9，September 21, 2020

DOI: 10.4236/crcm.2020.99041 475 Downloads 1,658 Views Citations
Primary Ovarian Carcinosarcoma: Cytological, Pathological, Immunocytochemical, and Immunohistochemical Features (Articles)

Kenji Niwa, Sakae Mori, Keigo Kuwabara, Kentaro Nagata, Motoki Takenaka, Tomomi Shiga, Yoshio Yamaguchi, Kentaro Niwa, Takuji Tanaka

Open Journal of Pathology Vol.11 No.1，January 21, 2021

DOI: 10.4236/ojpathology.2021.111003 594 Downloads 1,716 Views Citations
Cytology and Genetic Analysis of Liver Echinococcosis in a Woman Came from Bolivia (Articles)

Naoki Futamra, Kenji Niwa, Masato Ohta, Sakae Mori, Ayumi Hara, Yuzo Niwa, Yoshifumi Katagiri, Takuji Tanaka, Kentaro Nakamoto

Case Reports in Clinical Medicine Vol.11 No.9，September 22, 2022

DOI: 10.4236/crcm.2022.119056 135 Downloads 605 Views Citations
Improvement in social skills in patients with schizophrenia following 6 months of day-care treatment (Articles)

Hiroshi Sakuma, Yasuhisa Miyamoto, Yoshiko Yamamoto, Sachie Miura, Shin-Ichi Niwa

Open Journal of Psychiatry Vol.2 No.4，November 27, 2012

DOI: 10.4236/ojpsych.2012.224049 5,733 Downloads 9,069 Views Citations
Airway Management for Treacher Collins Syndrome with Limited Mouth Opening (Articles)

Aiji Boku, Hiroshi Hanamoto, Chiho Kudo, Yoshinari Morimoto, Mistutaka Sugimura, Midori Tooyama, Hitoshi Niwa

Open Journal of Anesthesiology Vol.3 No.2，March 30, 2013

DOI: 10.4236/ojanes.2013.32022 6,359 Downloads 9,519 Views Citations
Comparison of adults with attention-deficit/hyperactivity disorder versus Asperger’s disorder using the WAIS-R (Articles)

Yasuko Takanashi, Hirobumi Mashiko, Shuntaro Itagaki, Hiromichi Ishikawa, Norihiro Miyashita, Shin-Ichi Niwa

Open Journal of Psychiatry Vol.3 No.2，April 10, 2013

DOI: 10.4236/ojpsych.2013.32020 5,429 Downloads 8,089 Views Citations
Effects of combination pharmacotherapy and social skills training for schizophrenia: A randomized controlled trial (Articles)

Eiko Shimada, Nobuo Anzai, Emi Ikebuchi, Shin-Ichi Niwa, Masahisa Nishizono

Open Journal of Psychiatry Vol.3 No.3，June 26, 2013

DOI: 10.4236/ojpsych.2013.33026 4,305 Downloads 7,324 Views Citations
Proliferative Brenner Tumor with Borderline Mucinous Cystadenocarcinoma of the Ovary in a 75-Year-Old Woman (Articles)

Kenji Niwa, Hiroshi Makino, Yoshio Yamaguchi, Sakae Mori, Nozomi Narikawa, Takuji Tanaka

Open Journal of Pathology Vol.4 No.2，April 22, 2014

DOI: 10.4236/ojpathology.2014.42008 4,480 Downloads 5,959 Views Citations
Effects of Lithium and Valproic Acid on the Production of Brain-Derived Neurotrophic Factor in Astrocytoma (Articles)

Koji Ohtomo, Satoshi Nishino, Masatake Kurita, Hirobumi Mashiko, Shin-ichi Niwa

Open Journal of Psychiatry Vol.4 No.3，July 22, 2014

DOI: 10.4236/ojpsych.2014.43032 2,761 Downloads 3,735 Views Citations
Umbilical Endometriosis without Pelvic Surgery (Articles)

Kenji Niwa, Yusuke Mizuno, Ryuichiro Yano, Yoko Ueda, Nozomi Narikawa, Takuji Tanaka

Open Journal of Pathology Vol.4 No.4，October 10, 2014

DOI: 10.4236/ojpathology.2014.44022 2,897 Downloads 3,699 Views Citations
A Preliminary Near-Infrared Spectroscopy Study in Adolescent and Adult Patients with Attention-Deficit/Hyperactivity Disorder Symptoms (Articles)

Tomohiko Matsuo, Sachie Oshima, Yasuto Kunii, Takaaki Okano, Hirooki Yabe, Shinichi Niwa

Open Journal of Psychiatry Vol.4 No.4，October 28, 2014

DOI: 10.4236/ojpsych.2014.44046 3,182 Downloads 4,198 Views Citations
Factors Affecting Japanese Pond Smelt (Hypomesus nipponensis) Stock Trajectory in Lake Kasumigaura and Kitaura (Articles)

Ashneel Ajay Singh, Noriyuki Sunoh, Shintaro Niwa, Fumitaka Tokoro, Daisuke Sakamoto, Naoki Suzuki, Kazumi Sakuramoto

Open Journal of Marine Science Vol.5 No.2，March 30, 2015

DOI: 10.4236/ojms.2015.52017 3,802 Downloads 4,927 Views Citations

<12 >

	+1 323-425-8868
	customer@scirp.org
	+86 18163351462(WhatsApp)
	1655362766

	Paper Publishing WeChat

	+1 323-425-8868
	customer@scirp.org
	+86 18163351462(WhatsApp)
	1655362766

	Paper Publishing WeChat

Browse Subjects

Publish with us

Home

About SCIRP

Service

Policies