'They went for the test together but came back separately': a constructivist grounded theory perspective on male engagement in antenatal HIV testing in Bamenda, Cameroon

“他们一起去做了检测，但各自回来了”：基于建构主义扎根理论视角探讨喀麦隆巴门达男性参与产前艾滋病毒检测的情况