SciELO - Scientific Electronic Library Online

SciELO - Scientific Electronic Library Online

Article References

MEDEIROS, Marcelo  and  DINIZ, Debora. Recommendations for abortion surveys using the ballot-box technique. Ciênc. saúde coletiva [online]. 2012, vol.17, n.7, pp. 1721-1724. ISSN 1413-8123.  http://dx.doi.org/10.1590/S1413-81232012000700010.

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