Staving off disease in Rohingya refugee camps

A Rohingya refugee child gets an oral cholera vaccine, distributed by the World Health Organisation (WHO) with the help of volunteers and local NGOs, in a refugee camp near Cox's Bazar, Bangladesh October 11, 2017. REUTERS/Jorge Silva

A Rohingya refugee boy who crossed the border from Myanmar a day before, gets an oral cholera vaccine, distributed by UNICEF workers as he waits to receive permission from the Bangladeshi army to continue his way to the refugee camps, in Palang...more

Rohingya refugees who crossed the border from Myanmar a day before, receive bottles of water as they wait to receive permission from the Bangladeshi army to continue their way to refugee camps, in Palang Khali, near Cox's Bazar, Bangladesh October...more

A woman comforts her husband suffering from severe diarrhoea at a dysentery clinic run by Medical Teams International in Kutupalong camp near Cox's Bazar, Bangladesh October 6, 2017. REUTERS/Damir Sagolj

A Rohingya refugee child gets an oral cholera vaccine, distributed by the World Health Organisation (WHO) with the help of volunteers and local NGOs, in a refugee camp near Cox's Bazar, October 11, 2017. REUTERS/Jorge Silva

Bottles with cholera vaccines to be distributed among Rohingya refugees in a refugee camp near Cox's Bazar, October 11, 2017. REUTERS/Jorge Silva

Temporary healthcare centers, where the oral cholera vaccine provided by the WHO is administered, are seen marked with yellow flags in the Jamtoli refugee camp in Cox's Bazar, October 10, 2017. REUTERS/Mohammad Ponir Hossain

A man who was brought with some injuries and suffering from severe diarrhoea, recovers at a dysentery clinic run by Medical Teams International at the Kutupalong Rohingya refugee camp near Cox's Bazar, October 6, 2017. REUTERS/Damir Sagolj

A child suffering from severe diarrhoea is brought to a dysentery clinic run by Medical Teams International at the Kutupalong Rohingya refugee camp near Cox's Bazar, October 7, 2017. REUTERS/Damir Sagolj

Bruce Murray, a physician at the dysentery clinic run by Medical Teams International, rests after treating patients suffering from severe diarrhoea at the Kutupalong Rohingya refugee camp near Cox's Bazar, October 6, 2017. REUTERS/Damir Sagolj

A woman holds her child suffering from severe diarrhoea at a dysentery clinic run by Medical Teams International at the Kutupalong Rohingya refugee camp near Cox's Bazar, October 7, 2017. REUTERS/Damir Sagolj

People suffering from severe diarrhoea lie in beds as they are treated at a dysentery clinic run by Medical Teams International at the Kutupalong Rohingya refugee camp near Cox's Bazar, October 6, 2017. REUTERS/Damir Sagolj

A Rohingya refugee child gets an oral cholera vaccine in a refugee camp near Cox's Bazar, October 11, 2017. REUTERS/Jorge Silva

A healthcare member counts the cholera vaccines in the Jamtoli refugee camp in Cox's Bazar, October 10, 2017. REUTERS/Mohammad Ponir Hossain

Rohingya refugee volunteers line up with numbers to form groups before the cholera vaccine distribution in a refugee camp near Cox's Bazar, October 11, 2017. REUTERS/Jorge Silva

Rohingya refugees gather in front of a temporary healthcare center to get an oral cholera vaccine in the Jamtoli refugee camp in Cox's Bazar, October 10, 2017. REUTERS/Mohammad Ponir Hossain

A healthcare member applies a gentian violet mark on a Rohingya refugee's finger after administering cholera vaccine in the Jamtoli refugee camp in Cox's Bazar, October 10, 2017. REUTERS/Mohammad Ponir Hossain