Solidarity orgs or ELAM(https://instituciones.sld.cu/elam/) may also be a good place that may answer that question.
Lots of people from the USA have graduated in Cuba through ELAM -> https://cuba-solidarity.org.uk/news/article/3452/cuba-has-graduated-170-doctors-from-the-united-states
Regarding that subreddit, yeah, you will never find good info there. Now, it is even worse because the US is tuning the war drums
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