subject.Rd
Participant Registration
data(subject)
A data frame with 1908 rows and 8 variables
A dataset with variables as follows:
PTTYPE N NA Indicate Participant Type
RID N Participant roster ID
SITEID N Site ID
VISCODE T Visit code
USERDATE S Date record created
USERDATE2 S Date record last updated
if (FALSE) { describe(subject) }