For citations:

Kalyagin AN, Gulyaeva LM, Zlobina TI, Dul'skiy VA, Kalyagin AN, Gulyaeva LM, Zlobina TI, Dulsky VA. Progressive ossifying fibrodysplasia. Sovremennaya Revmatologiya=Modern Rheumatology Journal. 2011;5(3):38-42. (In Russ.) https://doi.org/10.14412/1996-7012-2011-683