In his cramped hut at the end of an alleyway in the coastal Tanzanian town of Bagamoyo, traditional healer Dr Msilo treats patients with a variety of mental and physical problems.

To locals, he is known as a witch doctor, and his treatments involve casting out evil spirits, as well as administering traditional potions.

People are keen to seek out his services, regardless of their religious affiliation.

"God provides medicine for all people - Muslims, Christians and pagans," he says.

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