Quantity of water available per capita considered adequate to meet the needs of all urban domestic purposes?
A.100-150 L
B.150-200 L
C.200-250 L
D.250-300 L
All are true about randomized control trial except?
A. Baseline characteristics must be similar
B. Investigator bias can be minimized by double blinding..
Non deliberate cultural practice with anti mosquito effect is?
A.Use of mosquito repellents
B.Use of bed nets
C.Use of alkaline detergent
D.Use of larvicides
A sewage worker with fever and jaundice came to the emergency department. Lab investigations were indicative of renal failure. Preferred antibiotic is?
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