Report of two cases of solitary plasmacytoma with literature review;

Solitary plasmacytoma of clavicle, a case report and literature review;

In spite of the cancellation of the talks due to the"Liao Heshu defection incident"Walter Stoessel,the American ambassador in Poland,took active remedial measures for keeping open the Warsaw channel between the two countries and the later consumption of the talks,displaying the strong desire on the part of the American side for strengthening contacts and enlarging the negotiations.