"You can always have another baby later."

Yeah, with a high risk of an extremely premature baby.

This isn't the first research linking abortion to prematurity in future babies. There are, I've read, upwards of fifty. Here's more reading on the topic:

Induced Abortion and Risk of Later Premature Births

Neonatal and Childhood Sequeale Related to Abortion

Abortion Linked to Subsequent Premature Births

Abortion's Link to Premature Birth is No Mystery

Women With Abortion History at Increased Risk of Delivering Very Preterm in Subsequent Pregnancies, Study Says

60 Significant studies of abortion/prematurity risk

Prof. Barbara Luke and the 'Preemie' risk of Abortion

Abortions Tied to Subsequent Preterm Delivery (Abortion Pill)

History of induced abortion as a risk factor for preterm birth in European countries: results of the EUROPOP survey

After Abortion, Danish Women's Odds of Preterm Delivery Are Doubled

(Note -- some of the above links are redundant so that if one link expires, you can still read the information elsewhere.)