Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Mean (±SEM) number of separation-induced calls emitted by male (a) and female (b) pups across postnatal day. Pearson’s correlations between cumulative oxycodone dose during pregnancy and number of calls (c-f: male=square; female=circle). *p<0.05 compared across days.
