by Leah Chandler. Disease Etiology: Malaria is a protozoan disease, which are a group of eukaryotic single-celled organisms that infect humans and inhabit the body as parasites. Malaria is caused by four species of the protozoan genus Plasmodium, P falciparum, P vivax, P malariae, and P ovale.
The average NFL referee salary was $173,000 in 2013, and it is set to rise to $201,000 by 2019. Note that the NFL season only lasts about half the year, and for most NFL referees, refereeing is not their only job.
The average salary of an NBA referee is from $150,000 to $550,000. The average salaries have spiked considerably since 1983, when NBA officials made between $18,146 and $78,259 each season.Entry-level referees: Entry-level referees in the NBA earn $150,000 per year, according to information released by the league.However, according to The Sport Economist, the National Basketball Referees Association (NBRA) claimed that number to be somewhat lower â $91,000 â during negotiations in 2009.enior referees: The case of senior referees is somewhat better as they earn as much as $550,000 every year. The NBRA contested this too though, as they argued that these referees earn only $400,000 per year.