I appreciate if there is a good reference showing the sensitivity and specificity of different ultrasound features in characterization of the breast lesions, in particularly, the punctuate calcification.
There are traditional ways of getting the cut-off value that maximize the sensitivity and specificity of a given test from the ROC curve. But I think those ways posses some arbitrariness in doing...
05 June 2017 8,798 1 View
Suppose I wish to copy a block of four cells (1010) to the right of a long row without keep pasting it. I attach a pic to illustrate my thought. In this picture I need to copy the 4 cells (1010)...
11 December 2016 5,038 0 View
If I have logistic regression in multiple variables, do I have to worry about estimating the odd ratio (OR) for each independent variables adjusted for all other covariates? Or SPSS calculate the...
05 June 2015 5,984 2 View
Can anyone explain this method? Especially the last statement where it says only at 1.5 to 2.5mins was the MS/MS connected to the UPLC. How is that possible, is it a feature in this specific...
11 August 2024 8,141 3 View
"PUBLISHING IN A SCOPUS JOURNAL" Researchers are now at a cross road. The critical need to publish in a Scopus or ISI, etc journal is ever vital. Journal Publication fees must be submitted....
10 August 2024 8,621 1 View
Hello everyone, I am currently developing a thesis proposal and would appreciate your input on its viability and how to effectively carry it out. My proposed topic is: "Does the perceived threat...
10 August 2024 8,992 0 View
Who will bear moral responsibility for the deaths of thousands of people in the event of an earthquake? Weeks and months remain before the onset of strong earthquakes that bring death to...
08 August 2024 6,134 12 View
Hello experts, Does anyone know any free software about retention index prediction ?
08 August 2024 7,403 2 View
I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...
08 August 2024 8,329 0 View
I am staining some brain sections stored in cryoprotectant that express a Histone H2B- GFP fusion protein that were generated ~10 years ago. I know I need to enhance signal with an anti-GFP...
07 August 2024 5,338 2 View
There are a huge number of methods for studying objects in space, according to the senses (and not only). Mechanical, thermal, optical, acoustic, electrical, magnetic, based on particle beams,...
06 August 2024 7,102 0 View
In the case of a wound l recurrence after radical breast cancer and sentinel lymph node biopsy. Are the sentinel lymph node procedure recommended? If no axillary lymph node dissection was not...
05 August 2024 8,056 1 View
Regarding a model for simulating battery charge and discharge, what do you consider to be high fidelity? What is the acceptable percentage of error (regardless of the metric)? Could you suggest...
03 August 2024 5,358 0 View