| BF | Breastfeeding |
| PRL | Prolactin |
| P | Progesterone |
| E | Estrogens |
| THs | Thyroid hormones |
| HypoPRL | Hypoprolactinemia |
| L1 | Lactation day 1 |
| L2 | Lactation day 2 |
| BMI | Body mass index |
| OVA | Ovalbumin |
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