Non-interventional Study Evaluating Gynecological Impact of Diagnosis and Treatment of Breast Cancer in Patients Younger

Selection criteria : 1. Patient with non-metastatic breast cancer ; 2. Age of patient between 18 and 40 years at histological diagnosis ; 3. Patient treated with neoadjuvant or adjuvant chemotherapy with or without radiotherapy or endocrine therapy ; 4. Patient who have completed their chemotherapy and/or radiotherapy treatment for at least 3 months at the time of questionnaire dispatch ; 5. Patient informed of the study (patient must have received the informed consent document and doesn't opposed to it) and who answered to the specific questionnaire of the study ; Main objective : =\> Describe the impact of diagnosis and the breast cancer care on fertility in patients younger than 40 years. Secondary objectives : * Describe the patient population (age, type of histological grade, treatments). * Describe the recovery of menstrual cycle after chemotherapy (occurrence of menstrual cycles and regularity). * Describe fertility after treatment. * Describe the sexual impact (adverse events related to diagnosis and therapeutic care) through an optional part of questionnaire. * Describe the impact of breast cancer diagnosis on the couple's life. * Describe the impact on body image (body image satisfaction, breast reconstruction).