Postimmunization arthropathy, left elbow is represented by which ICD-10-CM code?

Manual cell counting methods in automated hematology laboratories are used for all of the following except:

a. Routine testing b. Very low counts c. Malfunctioning automated instruments d. Counting spinal fluids

The MOST abundant gas in the atmosphere is:

a. Nitrogen b. oxygen c. argon d. carbon dioxide