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.
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Question: Question: Is evidence that the lung Adenocarcinoma EML4-ALK fusion gene caused by exposure to secondhand tobacco smoke during childhood?
Answer: The EML4-ALK fusion gene is not enriched in tumors from individuals exposed to SHS during childhood.

Answer: no

Question: Question: Does progression rates and sample size estimate for PPMS based on the CLIMB study population?
Answer: Our modern PPMS cohort is demographically similar to previously studied cohorts. PPMS is associated with faster disability accrual than ROMS. Current real-world observations of time to sustained progression will inform design of new clinical trials for PPMS.

Answer: yes

Question: Question: Is serum HE4 concentration dependent on menstrual cycle or hormonal treatment among endometriosis patients and healthy premenopausal women?
Answer: The present study shows that the HE4 measurement in healthy premenopausal women as well as in women with endometriosis can be carried out at any phase of the menstrual cycle, and irrespective of hormonal medication, extending the benefits of HE4 use in clinical practice.

Answer:
no