consistent with core national accounts, with a view to recognizing the economic contribution of women and making visible the unequal distribution of remunerated and unremunerated work between women and men; (g) Develop an international classification of activities for time-use statistics that is sensitive to the differences between women and men in remunerated and unremunerated work, and collect data disaggregated by sex. At the national level, subject to national constraints: (i) (ii) Conduct regular time-use studies to measure, in quantitative terms, unremunerated work, including recording those activities that are performed simultaneously with remunerated or other unremunerated activities; Measure, in quantitative terms, unremunerated work that is outside national accounts and work to improve methods to assess its value, and accurately reflect its value in satellite or other official accounts that are separate from but consistent with core national accounts; (h) Improve concepts and methods of data collection on the measurement of poverty among women and men, including their access to resources; (i) Strengthen vital statistical systems and incorporate gender analysis into publications and research; give priority to gender differences in research design and in data collection and analysis in order to improve data on morbidity; and improve data collection on access to health services, including access to comprehensive sexual and reproductive health services, maternal care and family planning, with special priority for adolescent mothers and for elder care; (j) Develop improved gender-disaggregated and age-specific data on the victims and perpetrators of all forms of violence against women, such as domestic violence, sexual harassment, rape, incest and sexual abuse, and trafficking in women and girls, as well as on violence by agents of the State; (k) Improve concepts and methods of data collection on the participation of women and men with disabilities, including their access to resources. 207. By Governments: (a) Ensure the regular production of a statistical publication on gender that presents and interprets topical data on women and men in a form suitable for a wide range of non-technical users; (b) Ensure that producers and users of statistics in each country regularly review the adequacy of the official statistical system and its coverage of gender issues, and prepare a plan for needed improvements, where necessary; (c) Develop and encourage the development of quantitative and qualitative studies by research organizations, trade unions, employers, the private sector and non-governmental organizations on the sharing of power and influence in society, including the number of women and men -88-