The incidents, in Southfields, took place over five days
Police are hunting a man who has threatened women with a knife twice at health clinics.
Both incidents took place in Southfields across the space of five days.
A woman was injured in the attack at Tudor Lodge Health Centre, in Victoria Drive last Monday morning, July 2.
The attacker has been described as being of Asian appearance.
Police have said they are keeping an open mind as to the motive and are pursuing a number of lines of enquiry.
Anyone with information can contact Crimestoppers anonymously on 0800 555 111.
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