Corrigendum
In [1]Fig. 2 was supplied incorrectly and was missing Fig. 2(c). The corrected figure is printed below.

Immunostaining of the neoplastic plasma cells showing (a) diffuse IgG κ light-chain expression and (b) negative IgG λ light-chain expression (avidin–biotin immunoperoxidase; original magnification ×300). (c) Bcl-2 positivity of the plasma cells (avidin–biotin immunoperoxidase; original magnification ×300).
We apologize for this error.