A bladder at a camp in Port-au-Prince holds fresh water. Sanitation and clean water are key to staving off cholera, and public health officials are launching a massive education effort using text messages and radio broadcasts. Christopher Joyce/NPR hide caption

itoggle caption Christopher Joyce/NPR

Philomena Josephat and her father Joseph at St. Nicholas Hospital. Joseph, who has recovered from cholera, said: "I've never felt sick like that before, but I lost a child, and since then my health left me. And with this, that's even worse. I felt like I was dying." Carl Thalemaque for NPR hide caption

itoggle caption Carl Thalemaque for NPR

Children await treatment at a medical facility in St. Marc, northern Haiti, amid a cholera epidemic that has claimed more than 100 lives and infected more than 1,000 people over the past few days. Thony Belizaire/AFP/Getty Images hide caption

itoggle caption Thony Belizaire/AFP/Getty Images
Michael McCloskey/iStockphoto.com

AstraZeneca settled a case with the government for $520 million in April after the company settled a separate lawsuit for speaker misconduct but continued to pay doctors to speak about prescribing drugs for purposes for which they were not approved. AFP hide caption

itoggle caption AFP

Pfizer, one of the largest drug makers in the U.S., saw $27.8 billion in sales in 2009. Seven drug companies, including Pfizer, have disclosed information about doctors who receive payment for speaking fees related to products they sell. Mark Lennihan/AP hide caption

itoggle caption Mark Lennihan/AP