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        Obstetrical & Gynecological Survey

        
                ISSN: 0029-7828
                
        

                
        

				
        
				2000s

                		
                		2000

                		
                		2001

                		
                		2002

                		
                		2003

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				1990s

                		
                		1990

                		
                		1991

                		
                		1992

                		
                		1993

                		
                		1994

                		
                		1995

                		
                		1996

                		
                		1997

                		
                		1998

                		
                		1999

				
        

				
        
				1980s

                		
                		1980

                		
                		1981

                		
                		1982

                		
                		1983

                		
                		1984

                		
                		1985

                		
                		1986

                		
                		1987

                		
                		1988

                		
                		1989

				
        

				
        
				1970s

                		
                		1970

                		
                		1971

                		
                		1972

                		
                		1973

                		
                		1974

                		
                		1975

                		
                		1976

                		
                		1977

                		
                		1978

                		
                		1979

				
        

				
        
				1960s

                		
                		1960

                		
                		1961

                		
                		1962

                		
                		1963

                		
                		1964

                		
                		1965

                		
                		1966

                		
                		1967

                		
                		1968

                		
                		1969

				
        

				
        
				1950s

                		
                		1950

                		
                		1951

                		
                		1952

                		
                		1953

                		
                		1954

                		
                		1955

                		
                		1956

                		
                		1957

                		
                		1958

                		
                		1959

				
        

				
        
				1940s

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                		1946

                		
                		1947

                		
                		1948

                		
                		1949