I'm sorry to hear that and hope that your parents and you're healthy from here on out. I do wonder if the incidence of cancer in your area could be compared to

I'm sorry to hear that and hope that your parents and you're healthy from here on out. I do wonder if the incidence of cancer in your area could be compared to a similar community in a sort of natural experiment to see if people in your home town were more likely to contract cancer than the other community.