Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.

Question: Does cYP3A5 genotype influence everolimus in vitro metabolism and clinical pharmacokinetics in renal transplant recipients?
Answer: This study provides direct and indirect evidence that CYP3A5 genotyping cannot help improve everolimus therapy.
no

Question: Does classical swine fever virus induce oxidative stress in swine umbilical vein endothelial cells?
Answer: Our results indicated that CSFV infection induced oxidative stress in SUVECs. These findings provide novel information on the mechanism by which CSFV can alter intracellular events associated with the viral infection.
yes

Question: Is routine chest roentgenogram after central venous catheter insertion always necessary?
Answer: The results suggest that routine chest radiology after the insertion of a central venous catheter is not always necessary and that it should be ordered selectively, according to the findings made during the procedure and the subjective degree of difficulty.

no