Anna W. Williams
Anna Wessels Williams (1863 - 1954) was an American public health physician and bacteriologist. Park-Williams bacillus (1896)
The world of urticarial pathophysiology and dermal manifestations of allergy and urticaria has always fascinated me – although I have found that clinically defining some of the finer sub-divisions allergic and non-allergic urticarias can be a little taxing (see causes mnemonic FIT…