2 years waiting period for specific diseases like cataract, hernia, renal stones etc.. (policybazaar.com)
They should be used with caution in those with a history of renal stones, hyperlipidemia, severe gastro - oesophageal reflux, diabetes mellitus and parent or care - giver non-compliance. (matthewsfriends.org)
Oxalate in renal stone disease: the terminal metabolite that just won't go away. (perfecthealthdiet.com)