In medicine, there are four levels of care: primary, secondary, tertiary, and quaternary. The levels of care refer to the complexity of the medical cases that healthcare providers treat and the ...

Public health, like medicine, focuses on three stages of prevention: primary, secondary, and tertiary. Primary prevention means preventing disease before it occurs by altering behaviors.

Oil production is separated into three phases: primary, secondary and tertiary, which is also known as Enhanced Oil Recovery (EOR). Primary oil recovery is limited to hydrocarbons that naturally ...

The three levels of curative care envisaged are primary, secondary and tertiary. The poor and the vulnerable rely on primary health-care institutions of the public sector for primary-level care ...

A care system integrated across primary, secondary, and tertiary levels of care, · Re-thinking of the workforce mix and improving the density of frontline workers, · Design elements that improve ...

For example, a household that gets a primary insurance policy through an employer can add on secondary insurance for dental care if the primary policy doesn't cover dental work for adults. Parents can ...

New research presents a versatile method for the synthesis of primary, secondary, and tertiary amines containing two stereogenic centers. In a paper just published at the website of ACS Catalysis ...