major diet change in last six months
specification of major diet changes in the last six months, if yes the change should be specified
{boolean};{text}
MIGS.ba.human-associated.6.0; MIGS.eu.human-associated.6.0; MIGS.vi.human-associated.6.0; MIMAG.human-associated.6.0; MIMARKS.specimen.human-associated.6.0; MIMARKS.survey.human-associated.6.0; MIMS.me.human-associated.6.0; MISAG.human-associated.6.0; MIUVIG.human-associated.6.0