What has the author Selma Taffel written?

Selma Taffel has written:

'Maternal weight gain and the outcome of pregnancy, United States, 1980' -- subject(s): Birth weight, Birth weight, Low, Body weight, Complications, Fetal death, Health surveys, Low Birth weight, Medical Statistics, Pregnancy, Pregnant women, Statistics, Statistics, Medical, Weight gain

'Trends in fertility in the United States' -- subject(s): Fertility, Human, Human Fertility

'Birth and fertility rates for states' -- subject(s): Birth Rate, Childbirth, Fertility, Fertility, Human, Human Fertility, States, Statistics