Columbia subject headings:
Childbirth--Psychological aspects--Congresses.
Maternity nursing--Congresses.
Parent and child--Congresses.
Pregnancy--Psychological aspects--Congresses.
Harvard subject headings:
Childbirth--Psychological aspects--Congresses.
Maternity nursing--Congresses.
Parent and child--Congresses
Pregnancy--Psychological aspects--Congresses.
Princeton subject headings:
Childbirth--Psychological aspects--Congresses.
Maternity nursing--Congresses.
Parent and child--Congresses.
Pregnancy--Psychological aspects--Congresses.