%0 Journal Article %T Use of a ballpoint pen in the diagnosis of physical urticaria %A Godse Kiran %J Indian Journal of Dermatology %D 2011 %I Medknow Publications %U http://www.e-ijd.org/article.asp?issn=0019-5154;year=2011;volume=56;issue=1;spage=119;epage=120;aulast=Godse