No title

10 November 2018 916 0 View

What is the advantage of E6/E7 mRNA qRT-PCR assay for HR-HPVs over APTIMA HPV Assay in cervcal cancer screening?

08 September 2018 3,857 2 View

Systematic review Vs Scoping review?

Dear RG users, Is there a methodological difference between scoping review and systematic review? What is the clear boundary of these review types?

06 July 2018 8,423 10 View

Factors to be considered while working with a diagnostic marker ?

According to the latest publication on nature (https://www.nature.com/subjects/diagnostic-markers), a diagnostic marker is defines as 'a biological parameter that aid the diagnosis of a disease'....

05 June 2018 6,404 0 View

SPSS vs Stata?

SPSS and Stata are apparently useful for epidemiological studies despite personal preferences. What is really the basic difference between these two packages? Which one is more convenient and...

04 May 2018 532 0 View

Which type of citation manager is use friendly and freely available?

I usually use EndNote to mange citations. Recently I have learned that Mendeley, Zotero and Reference manager tools are also widely applicable in the scientific world. I need experience from...

03 April 2018 4,053 0 View

How viruses evolved?

I have learned from different literature is that the origin of viruses is not well known though there are different theories on the subject. I am looking explanations from RG users on current...

02 March 2018 2,576 5 View

High levels of antibiotic resistance found worldwide, new data shows. How this could be contained?

01 February 2018 4,463 8 View

How can we find a suitable journal to publish our research paper?

What are the most important tips that we should consider to find suitable journal for our paper?

01 February 2018 3,113 8 View

What is the meaning of Odds ratio, Risk ratio and Risk difference and how they are interprated in epidemiological studies?

Dear RG users, I am wondering suggestions from colleagues; what is the clear boundary between OR and RR? How can I easily understand and interprate these epidemiological tools? Reflections are...

31 December 2017 9,723 2 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

No title

02 March 2021 3,060 3 View