Raghunathan K, Layton JB, Ohnuma T, Shaw AD. Observational research using propensity scores. Adv Chronic Kidney Dis. 2016 Nov;23(6):367-72. doi: 10.1053/j.ackd.2016.11.010
Garcia-Esteve L, Navarro P, Ascaso C, Torres A, Aguado J, Gelabert E, Martin-Santos R. Family caregiver role and premenstrual syndrome as associated factors for postnatal depression. Arch Womens Ment Health. 2008 Jul;11(3):193-200.
Stahmer SA, Raps EC, Mines DI. Carotid and vertebral artery dissections. Emerg Med Clin North Am. 1997 Aug;15(3):677-98.
Mines D, Stahmer S, Shepherd SM. Poisonings: food, fish, shellfish. Emerg Med Clin North Am. 1997 Feb;15(1):157-77.