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Intestinal infections – is a group of infectious diseases that affects the gastrointestinal tract. Symptoms include diarrhea (diarrhea), abdominal pain, nausea, vomiting, fever, etc. The cause of acute intestinal infections […]

Gonorrhea – An infectious, sexually transmitted disease. The causative agent Gonococcus – Neisseria gonorrhoeae, a Gram-negative, 1.25 µm long, 0.7-0.8 µm across, with an outer capsule. Discovered by Neisser in […]