APA (7th ed.) Citation

Levy, S. M. (1990). Perceived social support and tumor estrogen-progesterone receptor stuatus as predictors of natural killer cell activity in breast cancer patients. [s.n.].

Chicago Style (17th ed.) Citation

Levy, Sandra M. Perceived Social Support and Tumor Estrogen-progesterone Receptor Stuatus as Predictors of Natural Killer Cell Activity in Breast Cancer Patients. [S.l.]: [s.n.], 1990.

MLA (9th ed.) Citation

Levy, Sandra M. Perceived Social Support and Tumor Estrogen-progesterone Receptor Stuatus as Predictors of Natural Killer Cell Activity in Breast Cancer Patients. [s.n.], 1990.

Warning: These citations may not always be 100% accurate.