You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is There is an outbreak of MRSA infection in a ward. What is the best way to control the infection and explain in detail?
Hand washing, the oldest, simplest and most effective method of checking hospital cross an infection, which unfounately is often neglected. Ref: Ananthanarayan& Paniker&;s textbook of microbiology, 9th edition.