As yet another conference kicks off, it underscores the way such collaborations to end the infectious disease only serve to maintain the colonial status quo.

On World TB Day, public health specialist Chapal Mehra describes the work of Dr Zarir Udwadia, who has been working tirelessly to fight the disease in its often untreatable forms.

Voices from TB is a book compiling personal stories of people affected by TB in India - patients, survivors and their families.

It is searing hot in Katwa in India's West Bengal state as Nurjahan sits on the bed, gazing through the window at the dusty village road leading to her house.

In a small, airless room in Dharavi, Owais sat chatting with his wife and two children. Outside, the famous rains of Mumbai beat down relentlessly on the thousands of tiny rooms that dot Dharavi.