“…The findings of Zeigler, Rodgers and colleagues in the 1960s (see Rodgers, Ziegler, Altrocchi, & Levy, 1965;Rodgers, Ziegler, & Rohr, 1963;Ziegler, Rodgers, & Kriegsman, 1966;Ziegler, Rodgers, & Prentiss, 1969) established much of the 'taken for granted' assumptions we now have about vasectomy, which were followed (and further developed) by a handful of key references through to the early 1980s (e.g., Bourgeois & Audebert, 1974;Dias, 1983;Kohli & Sobrero, 1973;Kohli & Sobrero, 1975;Mumford, 1983). Interest in vasectomy arose again with the work of Miller and colleagues in the early 1990s (Miller, Shain, & Pasta, 1990, 1991a, 1991b, 1991c, their work helping to establish another small flurry of activity (e.g., Ringheim, 1993;Rogstad, 1996;Vernon, Ojeda, & Vega, 1991).…”