Effects of group prenatal care on psychosocial risk in pregnancy: results from a randomised controlled trial
Ickovics JR, Reed E, Magriples U, Westdahl C, Schindler Rising S, Kershaw TS: Effects of group prenatal care on psychosocial risk in pregnancy: results from a randomised controlled trial. Psychol Health. 2011 Feb. PMID: 21318932