Results 71 to 80 of about 1,573,957 (375)

An 8-dimensional non-formal simply connected symplectic manifold

open access: yes, 2005
A non-formal simply connected compact symplectic manifold of dimension 8 is constructed.Comment: 8 pages, 1 figure; v2. exposition greatly improved; v3. final version.
Fernández, Marisa, Muñoz, Vicente
core   +4 more sources

Current status, trends, and controversies in the selection of gastrectomy procedures: Insights from two nationwide questionnaire surveys conducted over a 7‐year interval in Japan

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
This study investigates the evolving trends and challenges in gastrectomy procedures in Japan, drawing on two nationwide surveys conducted in 2014 and 2021. Results show a significant shift toward minimally invasive and function‐preserving surgeries, such as laparoscopic and robot‐assisted gastrectomy, with an emphasis on enhancing postoperative ...
Koji Nakada   +7 more
wiley   +1 more source

Does surgical intervention contribute to survival for patients with para‐aortic lymph node metastasis from colorectal cancer?

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
Overall survival of patients who underwent surgical resection was significantly better compared to that of patients who underwent chemotherapy without surgical resection. These results highlight the benefit of surgical intervention to survival for patients with isolated para‐aortic lymph node metastasis or with resectable liver metastasis.
Akira Ouchi   +39 more
wiley   +1 more source

Discussion: One-step sparse estimates in nonconcave penalized likelihood models

open access: yes, 2007
Discussion of ``One-step sparse estimates in nonconcave penalized likelihood models'' [arXiv:0808.1012]Comment: Published in at http://dx.doi.org/10.1214/07-AOS0316C the Annals of Statistics (http://www.imstat.org/aos/) by the Institute of ...
Zhang, Cun-Hui
core   +2 more sources

Annales Medico-psychologiques [PDF]

open access: yesThe Journal of Nervous and Mental Disease, 1902
n ...
openaire   +2 more sources

Comprehensive genetic analysis of poorly differentiated gastric cancer in young females

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
Although the involvement of female sex hormones in the development of poorly differentiated gastric cancer in young females is controversial, our detailed analysis using RNA‐seq suggested that the female sex hormone, β‐estradiol plays a role in the development of poorly differentiated gastric cancer in young females. Abstract Aim The reasons behind the
Nobuhiro Nakazawa   +9 more
wiley   +1 more source

Tightness is preserved by Legendrian surgery [PDF]

open access: yes, 2014
This paper describes a characterization of tightness of closed contact 3-manifolds in terms of supporting open book decompositions. The main result is that tightness of a closed contact 3-manifold is preserved under Legendrian surgery.Comment: version ...
Wand, Andy
core   +1 more source

International Comparison of Geriatric‐Associated Variables in Major Gastroenterological Surgery Between National Clinical Database and American College of Surgeons National Surgical Quality Improvement Program

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
Geriatric surgical risk factors and outcomes were compared between the US and Japanese databases. Geriatric‐associated preoperative variables and outcomes similarly increased with age. Mobility and functional domains differed between the two databases. ABSTRACT Backgrounds Incidence of malignant disease in older patients has been increasing.
Yasuhide Kofunato   +13 more
wiley   +1 more source

Two-sided estimates of heat kernels on metric measure spaces

open access: yes, 2012
We prove equivalent conditions for two-sided sub-Gaussian estimates of heat kernels on metric measure spaces.Comment: Published in at http://dx.doi.org/10.1214/11-AOP645 the Annals of Probability (http://www.imstat.org/aop/) by the Institute of ...
Grigor'yan, Alexander, Telcs, Andras
core   +2 more sources

Short‐ and Long‐Term Outcomes of Open, Laparoscopic, and Robot‐Assisted Surgery for Rectal Cancer

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
Robot‐assisted rectal resection demonstrated superior short and long‐term outcomes compared to laparoscopic and open approaches. ABSTRACT Background Robot‐assisted surgery has short‐term benefits in rectal cancer surgery; however, its long‐term advantages remain unclear. This study compared short‐ and long‐term outcomes of open, laparoscopic, and robot‐
Marie Hanaoka   +8 more
wiley   +1 more source

Home - About - Disclaimer - Privacy