The quality of the water is directly linked to the quantity.
They determined that the size of the dead zone in mid- to late summer has decreased steadily since the late 1980s and that its duration is closely linked to the quantity of nutrients entering the bay.
DCX haploinsufficiency can lead to various degrees of mental retardation, the extent of retardation is linked to the quantity of arrested neurons in the white matter [44], [45].
This has been linked to the quantity and quality of services, and influenced the number of 'reporters' reaching Reception Centres at different points during the war [ 27].
Financing of maternal health services is also largely supply based, is not directly linked to the quantity or quality of services, and does not consider the provider's ability to reach vulnerable populations.
It has not been clear from existing studies whether the strength of the effect of the support on outcomes is linked to the quantity and quality of support behaviours.
PON1 activity is also linked to the quantity of the enzyme in the blood, which is controlled in part by polymorphisms in the gene's promoter region and may vary by at least 13-fold among individuals.
In the case of a sugar tax, the former might be preferred to the latter, as it is linked to the actual quantity of the substance and not its price.
Yet, biallelic systems are associated with a low discrimination power which makes them sensitive to confounding factors such as transfusions associated to the surgery, inborn microchimerism [Rubocki et al., 2001] or other possible medically related contaminations linked to the amplification of minute quantities of DNA.
Assuming that it is close to 0, we can see that retail space is mainly distributed in areas close by and the main determinants of retail formats are type and quantity, linked to the homogeneity of people's preferences.
