Articles by Author

Author

Yanka Tzvetanova

2 articles by this author

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Risk Sexual Behaviour In Students Aged ...

Research Article

Risk Sexual Behaviour In Students Aged 12-18

Nevena Tzvetanova, Joana Simeonova, Yanka Tzvetanova

10.1515/jbcr-2015-0139

31-12-2014

Unique: 144 | Total: 169

134-140

Family Factors and Risk Sexual Behaviour ...

Research Article

Family Factors and Risk Sexual Behaviour in Students Aged 12-18

Joana Simeonova, Nevena Tzvetanova, Yanka Tzvetanova

10.1515/jbcr-2015-0122

28-11-2014

Unique: 137 | Total: 168

31-36

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