Training of trainers (ToT) module on biofortification: A sustainable solution to hidden hunger. Facilitator’s guide Issued on 1970-01 Crops Sweetpotato Citation International Potato Center. 2018. Training of trainers (ToT) module on biofortification: A sustainable solution to hidden hunger. Facilitator's guide. Lima (Peru). International Potato Center. 32 p. Authors International Potato Center Permalink https://hdl.handle.net/10568/98392 Tags biofortification