
    Helen Schwartz et al., Respondents, v Morris Park Dental Association et al., Appellants.
   Order, Supreme Court, Bronx County (Bertram Katz, J.), entered March 10, 1992, which, insofar as appealed from, dismissed defendants’ affirmative defense of lack of personal jurisdiction, unanimously dismissed, with costs.

Defendants have preserved no argument on the merits, thus mooting the appeal. Concur — Sullivan, J. P., Wallach, Ross and Asch, JJ.  