Original sentence: From 1998 to 2003, Bernard was executive director of MSF's Campaign for Access to Essential Medicines to increase access to essential medicines in developing countries by advocating for a combination of policies to lower drug prices on a sustainable basis; pushing for increased research into neglected diseases; and finding solutions to bring unprofitable but medically necessary drugs back into production.He was a co-founder and director of research and training from 1988-1991 at Epicentre, Paris, France.In 1985, still with MSF, he moved on to Thailand and Malaysia, managing public health projects for refugees from Vietnam, Burma and Laos.Pécoul joined MSF as a volunteer physician in Honduras, where he provided healthcare to refugees from El Salvador, Nicaragua and Guatemala.Then, from 1991-1998, he led the French section of MSF as executive director, where he oversaw one hundred field projects in 40 countries
Edited sentence: He joined MSF in 1983, and spent the next few years providing health services to refugees in Latin America.In 1998, he was named  executive director of MSF's Campaign for Access to Essential Medicines.In that same year, he became the executive director for MSF's French section, which he would lead for the next seven years.Pécoul first managed public health projects for refugees from Vietnam, Burma and Laos.Returning to France in the late 80ies, he co-founded Epicentre in Paris and lead their resarch and training until 1991