Philadelphia Phillies ace Roy Halladay will have surgery on his pitching shoulder and thinks he could return to the mound this Major League Baseball season, the team said Wednesday. The right-hander, who has an earned run average of 8.65 in seven starts this season, said he'll have an arthroscopic procecure to repair bone spurs, a partially torn rotator cuff and frayed labrum.

Madrid, May 3 (EFE).- ATP World Tour Executive Chairman and President Brad Drewett died Friday at his home in Sydney, the governing body of men's tennis said in a statement on its Web site. He was 54. The Australian took the helm of the Association of Tennis Professionals in January 2012 but on Jan. 15 of this year announced that he would soon step down because he is suffering from Motor Neuron Disease (also known as ALS or Lou Gehrig's Disease), a neurological disorder that affects the cells that control voluntary muscle activity.

SEOUL (Reuters) - South Korean drugmaker Green Cross Corp <006280.KS> said on Wednesday it is considering acquiring British government-owned Plasma Resources UK (PRUK). The British government reaffirmed in January it would sell the majority or all of its shares in PRUK, which is the Department of Health's blood plasma supplier. PRUK's unit, Bio Products Laboratory Ltd, makes plasma products from blood given by donors at 32 centres in the United States operated by DCI Biologicals Inc.

A parasitic worm that latches onto the intestines of fish by inflating its head has led to a remarkable invention for keeping skin grafts in place, even when the surface of the wound is wet. Reporting in the journal Nature Communications on Tuesday, US researchers devised a patch studded with tiny cone-shaped needles as a replacement for surgical staples, a potential source of tissue damage and infection. The needles are made of a stiff core made of plastic and a tip that is rigid when dry but swells up on contact with water in surface tissue.