Translation for this page is coming soon.
Maria de Leeuw trained as a nurse/midwife and has been an accredited Billings Ovulation Method® senior teacher since 1985, offering this information to couples seeking a natural method of fertility regulation. She is the Area Administrator for the Billings Ovulation Method® in Sydney and environs and has a wealth of experience both from her teaching of women/couples as well as mentoring other teachers.
