Results 21 to 30 of about 71,197 (295)

Retreatment with anti-EGFR based therapies in metastatic colorectal cancer: impact of intervening time interval and prior anti-EGFR response. [PDF]

open access: yes, 2015
BackgroundThis retrospective study aims to investigate the activity of retreatment with anti-EGFR-based therapies in order to explore the concept of clonal evolution by evaluating the impact of prior activity and intervening time interval.MethodsEighty ...
Eng, C   +20 more
core   +2 more sources

In Vitro Comparison of Gutta-Percha Removal Using XP Endo Finisher and ProTaper With or Without Organic Solvent by Scanning Electron Microscope

open access: yesJournal of Umm Al-Qura University for Medical Science, 2020
Introduction: Non-surgical endodontic retreatment is highly dependent on the removal of previous root filling material, bacteria and necrotic tissue. Various techniques and instruments have been used for endodontic retreatment.
Ashwag Barnawi   +5 more
doaj   +1 more source

In vitro assessment of the roles of initial preparation size and solvent application on apically extruded debris in endodontically treated teeth [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2023
Background. This study investigated the effects of solvent use and initial canal enlargement size on apically extruded debris (AED). Methods. The palatal roots of 60 upper molars were assigned to two groups based on the initial preparation size: F3 or F4
Esra Yavaş   +3 more
doaj   +1 more source

Experience with the use of Rituximab for the treatment of rheumatoid arthritis in a tertiary Hospital in Spain: RITAR study [PDF]

open access: yes, 2019
There is evidence supporting that there are no relevant clinical differences between dosing rituximab 1000 mg or 2000 mg per cycle in rheumatoid arthritis (RA) patients in clinical trials, and low-dose cycles seem to have a better safety profile ...
Alvaro García, José M.   +11 more
core   +2 more sources

A comparative evaluation of different retreatment methods on apical root microcracks initiation and propagation: An in vitro study

open access: yesEndodontology
Aim: This study aims to evaluate and compare the effect of Hedstrom files, ProTaper Universal retreatment files, D-Race retreatment files, and Clearsonic retreatment tips on apical root microcrack initiation, propagation during retreatment procedure ...
Shweta Lodha, Zinnie Nanda
doaj   +1 more source

Effective response with bortezomib retreatment in relapsed multiple myeloma

open access: yesSwiss Medical Weekly, 2012
Previous studies have shown that retreatment of relapsed/refractory multiple myeloma (MM) with a second course of bortezomib therapy could be effective in heavily pre-treated patients.
Christian Taverna   +4 more
doaj   +1 more source

Observational study on risk factors determining residual dizziness after successful benign paroxysmal positional vertigo treatment: The role of subclinical BPPV [PDF]

open access: yes, 2019
After successful treatment for benign paroxysmal positional vertigo, many patients may complain of residual dizziness. Possible explanations may be the persistence of otolith into canal insufficient to provoke noticeable nystagmus, utricular dysfunction ...
Dispenza F.   +3 more
core   +1 more source

Prognostic significance of preoperative neutrophil-to-lymphocyte ratio in surgically resected schwannomas

open access: yesFrontiers in Oncology, 2023
ObjectiveThe goal of schwannoma resection is to control the tumor while preserving neurological function. Schwannomas have a variable postoperative growth pattern, therefore preoperative prediction of a schwannoma’s growth pattern is favorable.
Kento Takahara   +5 more
doaj   +1 more source

Retreatment with interferon-alpha and ribavirin in primary interferon-alpha non-responders with chronic hepatitis C [PDF]

open access: yes, 2000
Background/Aims: Combination therapy with interferon-alpha (IFN-alpha) plus ribavirin is more efficacious than IFN-alpha monotherapy in previously untreated patients with chronic hepatitis C and patients with IFN-alpha relapse.
Berg, Thomas   +8 more
core   +1 more source

A comparative evaluation of efficacy of protaper universal rotary retreatment system for gutta-percha removal with or without a solvent

open access: yesContemporary Clinical Dentistry, 2012
Aim: The aim was to evaluate and compare the efficacy of ProTaper Universal rotary retreatment system with or without solvent and stainless steel hand files for endodontic filling removal from root canals and also to compare retreatment time for each ...
M Sita Ram Kumar   +3 more
doaj   +1 more source

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