Selhub found a strong association between homocysteine in the blood and insufficient levels of vitamins B6, B12 and folic acid.
The government has been criticised for maintaining insufficient level of services and facilities to meet the rapid population growth in Tin Shui Wai.
Some studies have also found links between insufficient levels of vitamin D and infertility.
It will not make up for the insufficient level of public services that Cleveland has been given by BR.
If insufficient levels of these are found, the batch is reworked to achieve appropriate levels.
"The venture environment has changed so that overall returns for the entire industry are way too low and even the upper-quartile returns have dropped to insufficient levels."
In either case, symptoms are caused by insufficient levels of the enzyme lactase in the lining of the duodenum.
All three types result from an absence of, or insufficient levels of, the enzyme alpha-L-iduronidase.
In many areas, soils have insufficient levels of copper.
The opportunities include greater flexibility and access to services for customers, while there is a possible risk in the insufficient level of protection for consumers.