it should be noted, however, that the results from polluted sediments in three danish harbours (miljøstyrelsen, 2003) are in the low end of the reported values (log koc 3,8-5,2), while the values found for esbjerg harbour (dhi, 2003) are in the high end of the interval (log koc 5,3-6,6).

How would the previous sentence be correctly capitalized?
It should be noted, however, that the results from polluted sediments in three Danish harbours (Miljøstyrelsen, 2003) are in the low end of the reported values (log Koc 3,8-5,2), while the values found for Esbjerg Harbour (DHI, 2003) are in the high end of the interval (log Koc 5,3-6,6).