Q12401. Most common mode of transmission of nosocomial infection is -

Q12402. Most common organism involved in nosocomial infection -

Q12403. Most common organism causing ventilator associated pneumonia -

Q12405. An adolescent male developed vomiting and diarrhea 1 hour after having food from a restaurant. The most likely pathogen is?

Q12406. 18 years old girl presents with watery diarrhea. Most likely causative agent -