Author: Hjollund NH

Original article 2006;32(1):61-66   pdf
Pregnancy outcomes among female hairdressers who participated in the Danish National Birth Cohort
Zhu JL, Vestergaard M, Hjollund NH, Olsen J
Original article 2005;31(2):108-114   pdf
Time to pregnancy among Danish laboratory technicians who were a part of the National Birth Cohort
Zhu JL, Knudsen LE, Nybo Andersen A-M, Hjollund NH, Olsen J