The cache is not at the listed coordinates.
Trying to solve all the puzzles on puzzle ridge made my brain hurt and I had to get help from a doctor.
The receptionist sent me the coordinates of his consulting room :
Tetanus Neonatorum
Plasmodium Vivax
Pneumocystosis
Seven
Chronic Viral Hepatitus
Pertussis
Iron Deficiency Anemia
Seven

Well done Bush Barker and Annunaki Queen on solving the puzzle and being FTF.