Which of the following does not represent a primary source from which legal regulations originate?

Reassessment of a non-critical patient's vital signs should be performed at least every ________ minutes

A) 10 B) 15 C) 5 D) 20

A technologist is reviewing a patient's blood smear. She notices that 85% blasts are present but is having a difficult time identifying the lineage. Cytochemical staining is subsequently performed, and the results for MPO, SBB, NSE, and PAS are negative

Based on this information, what is the most likely lineage of the unknown blasts? a. T lymphoid b. B lymphoid c. Erythroid d. Myeloid