CAMBRIDGE, Mass.-Harvardís Annals of Improbable Research again honored work that ìcannot or should not be reproducedî at the ninth annual ìIg Nobel Prizeî awards. 

  Winner for medicine was a published study comparing 110 homemade urine-sample containers. Dr. Arvid Vatle, a GP from Stord, Norway, called his work ìutterly uselessî but added ìfurther research is necessary.î

  A posthumous managed-care prize went to the inventors in 1965 of a spinning table meant to hasten childbirth with centrifugal force. 

  Performing a musical retelling of Dr. Richard Seedís attempt to clone himself were real Nobel Laureates, dressed in fleece for ìThe Seedy Opera.î