1. Mask phenomenon: postemesis facial purpura;Alcalay;Cutis,1986
2. The clinical picture of “cough purpura,” benign and non-thrombocytopenic eruption;Kravitz;Va Med,1979
3. Acute facial purpura in an 82-year-old woman with a respiratory tract infection;Vañó-Galván;Cleve Clin J Med,2008
4. Powerlifter's purpura: a Valsalva-associated phenomenon;Pierson;Cutis,2002
5. Benign parturient purpura;Wilkin;JAMA,1978