That paper seems to just do a binary test of whether it was detected or not using a test we now know is faulty. Even still, the paper didn’t find statistically significant positivity in heart fluid (1 out of 2 samples).
The shots don’t contain mRNA. They contain modRNA. The lifetime isn’t measured in minutes. Spikes have been measured in victims even months after the shot indicating that potentially the modRNA is incredibly durable or the RNA is being reverse transcribed into celular DNA.
You can find these details if you want.
Also, if you don’t yet recognize that you have been lied to by every official agency on this topic, didn’t notice the $700 million in payments from pharma to the personal bank accounts of the regulators, and if you haven’t noticed the coordinated censorship of doctors, then by all means, keep on injecting yourself with whatever they tell you. It’s for the greater good, after all. 🫡