This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Inflammations of Conjunctiva - Infective, Subject name: Ophthalmology
Haemorrhagic conjunctivitis is caused by? 
Select and explain. 
A. Enterovirus 70, B. Coxsakie virus, C. Enterovirus 72, D. Calcivirus
A: Enterovirus 70
Answer: A: Enterovirus 70 
Explanation: ANSWER: (A) Enterovirus 70REF: Khurana 4th ed p.70Acute hemorrhagic conjuctivitis is caused by enterovirus 70