Seeing her everyday, thin lady so it's more obvious, i'd guess 2 weeks. I'm not really posting this for debate, just a friendly caution. The oncologist had opinion opposite of yours re; likelihood. Based upon how long we'd lived there, timing etc. He did say 2/3 of his colleagues would probably say "coincidence." Since then, a lot more data and evidence has come out proving "safe" claims as very questionable if not lies.

Dog wasn't benign, killed him within weeks. Looking at documents, dogs x ray was Jan 3, lungs clear. 6 wks later, 8-12 large, for his body size, malignant tumors.