helloy son is 13month old.doctor said that his height is 2cm less than normal and weight is also normal not good.i daily eat dalia,moong daal,apple puree,suji upma...he doesn't like milk,but sometimes I eat him suji ki kheer also...three times I give him curd also. inspite of these also his weight and height is not good...what should I do to increase his weight and height.