The ratio of controller to total asthma medications can be calculated using 1 or 2 quarters of data; high versus low ratios differentiate patient characteristics. Objective: To investigate differences ...

The Delta II flow-ratio controller measures, divides, and controls user-specified ratios of mixed gas flows to several zones or chambers. It features a 20:1 dynamic ratio control range and faster ...

Ratios of mRNA transcript abundance between sample types are measures of biological activity. These measurements of differential gene expression are important to underpin new biological hypotheses and ...

Andrew Bloomenthal has 20+ years of editorial experience as a financial journalist and as a financial services marketing writer. David Kindness is a Certified Public Accountant (CPA) and an expert in ...

Financial ratios are an indicator of health for any business. They may seem esoteric, but to lenders and investors they tell the true story of a company's financial strength and ability to weather an ...