LOINC long common name : PhenX - environmental exposures - water source protocol 060201;
LOINC short name : Environ exp water source proto;
LOINC description : The respondent is asked a series of questions about the home's source of drinking
water such as, if the water comes from a community's supply or a private well, the
depth of the well, if it is cased, and whether water filtration/treatment devices
are used.;