2Study on the acceptability for the knowledge of emergency contraception in unwilling pregnant women470-471
4Clinical observation on the condition of bleeding in the treatment of chronic sinusitis and nasalpolyps by endoscopic sinus operation474-475
9Clinical application of endoscopic retrograde cholangio-pancreatography in obstructive jaundice484-485
10Study on the anti-early pregnant effect of testosterone propionate and oxytocin combined with mifepristone and misoprostol486-487