What's electron flow? Electron flow is what we think of as electrical current. We are familiar with two types of electron flow, Direct Current, or DC, and Alternating Current, or AC. Direct Current is the kind of electrical flow we get from batteries and solar cells, when electrons travel in only one direction.
Dermatologists can charge for a consultation, as specialists need a referral letter from a doctor to get paid, they said. The letter can be obtained from an outpatient clinic. The Morning Headlines Newsletter. Delivered daily to your inbox.
In many cases, your veterinarian will suggest a referral to a specialist if the case is a difficult one. Some specialty practices only work with referrals, meaning cases sent in by veterinarians; other specialty practices will see new patients directly, no referral needed.