APA (7th ed.) Citation

Nykänen, P. J. (1992). Cell proliferation in rheumatoid arthritis synovial membrane and synovial fluid.

Chicago Style (17th ed.) Citation

Nykänen, Pekka J. Cell Proliferation in Rheumatoid Arthritis Synovial Membrane and Synovial Fluid. 1992.

MLA (9th ed.) Citation

Nykänen, Pekka J. Cell Proliferation in Rheumatoid Arthritis Synovial Membrane and Synovial Fluid. 1992.

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