Welch was a senior research nutritionist associate at the Department of Public Health and Primary Care at the University of Cambridge for 15 years, from October 1993 to October 2007,[REF] where she was a researcher for the European Prospective Investigations into Cancer Study [REF].
Welch is a registered Public Health Nutritionist and, since 1979, has been a State Registered Dietitian (SRD) (No.