- Author: Sandra G. Hassink
- Language: English
- Year: 2018
- Author: Amy L. Best
- Language: English
- Year: 2017
- Author: Karen (Kay) Marie Perrin
- Language: English
- Year: 2014
- Author: the baby experts at Mayo Clinic
- Language: English
- Year: 2012
- Author: L. Michele Issel
- Language: English
- Year: 2013
- Author: Dr. Joseph Barone M.D.
- Language: English
- Year: 2015