There's countries like Panama where medical blood tests are common to get an office job and also employ outsourcing with contractors on site to boost productivity and avoid sick down time. Like here https://copa.gcs-web.com/company-profile I know this causes a lot of false negatives and unnecessary over treatment. Basically they expect you to not need the salary and reject those who would benefit from a salary for private healthcare because public healthcare often has no supplies. Also, Humanity would much rather kill itself than do things the right way.