Our orders are delivered strictly on time without delay 
Screening instruments are used widely and are a vital component of public practice include disease prevention. In preparation for your first post in this discussion, find a public or private health clinic in San Francisco that engages in health screening. Next, in the text of your initial post,
Take several paragraphs to describe the clinic’s practices and policies that govern their use of screening.
Include any available information on screening sensitivity, specificity, reliability, and validity.
Use written material from the agency’s web site to avoid asking time from staff to explain practice and policy (if possible).
