Cita APA

Johnson, D. A., & Johnson, D. A. Vol.80, no.11, separata p. 869-870: Chron's disease and systemic Lupus erythematosus.

Citación estilo Chicago

Johnson, David A., y David A. Johnson. Vol.80, No.11, Separata P. 869-870: Chron's Disease and Systemic Lupus Erythematosus.

Cita MLA

Johnson, David A., y David A. Johnson. Vol.80, No.11, Separata P. 869-870: Chron's Disease and Systemic Lupus Erythematosus.