PT - JOURNAL ARTICLE AU - CARLA MARIA IRENE QUARATO AU - VALERIA VERROTTI DI PIANELLA AU - MARCO SPERANDEO TI - Count of B-lines: A Matter with Persistent Limitations AID - 10.3899/jrheum.190823 DP - 2020 Jan 01 TA - The Journal of Rheumatology PG - 158--159 VI - 47 IP - 1 4099 - http://www.jrheum.org/content/47/1/158.1.short 4100 - http://www.jrheum.org/content/47/1/158.1.full SO - J Rheumatol2020 Jan 01; 47