Gambaran Tingkat Stres Kerja perawat di Ruang Kamar Operasi Rumah Sakit Pondok Indah Jakarta selatan dan Rumah Sakit Pondok Indah Bintaro Jaya. = The Description of Nurses's Level of Work Stress in Operating Theatre Pondok Indah Hospital South Jakarta and Hospital Pondok Indah Bintaro Jaya.