Columbia subject headings:
Harvard subject headings:
Cocaine abuse--Complications--Congresses.
Newborn infants--Effect of drugs on--Congresses.
Pregnant women--Drug use--Complications--Congresses.
Princeton subject headings:
Cocaine abuse--Complications--Congresses.
Newborn infants--Congresses.
Newborn infants--Effect of drugs on--Congresses.
Pregnant women--Drug use--Complications--Congresses.