TY  - JOUR
UR  - https://doi.org/10.1515/jpme.1982.10.3.133
TI  - Review article
T3  - Journal of Perinatal Medicine
PY  - 1982
DO  - doi:10.1515/jpme.1982.10.3.133
VL  - 10
IS  - 3
SP  - 133
EP  - 146
Y2  - 2026-05-02
ER  -