Collection of the 12-h day sample was started at the second micturition in the morning and ended at 20:30 h,whereas collection of the 12-h night sample was started after 20:30 and endedwith the firstmicturition the nextmorning
Collection of the 12-h daysample was started at the second micturition in the morning and endedat 20:30 h,whereas collection of the 12-h night sample was started after20:30 and endedwith the firstmicturition the nextmorning