This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Which of the following is not included in the SAFE strategy? 
Select and explain. 
A. Surveillance, B. Antibiotics, C. Facial hygiene, D. Environmental modification
A: Surveillance
Answer: A: Surveillance 
Explanation: In order to deal with the blindness caused by trachoma, the WHO has declared the SAFE strategy which includes the following: S - Surgery A - Antibiotics F - Facial hygiene ( Face washing) E - Environmental modification Surveillance is not included in the SAFE strategy. Ref: Park's Textbook of Preventive and Social Medicine 19th edition; pages 258 - 260; Parson's Textbook of Ophthalmology 19th Edition, Page 595