I believe it.
I just want him to list exactly what tests were done and what type of bacteria was found.

If I were to pay ten thousand dollars in room, board, flight and medical costs, I basically want to know the who, what, when, how and why of it all and since he's been to Manilla, I'd like to know
EXACTLY what tests were done and what pathogen(s) were found.

Very simple, no mystery just a simple question which deserves a simple and honest response.