Birth Control
Sydne Tunglandにより

1. types
1.1. IUD
1.1.1. Examples
1.1.2. Side effects
1.1.3. Duration
1.1.4. Efficacy
1.2. NUVA ring
1.2.1. Examples
1.2.2. Side Effects
1.2.3. Duration
1.2.4. Efficacy
1.3. The Pill
1.3.1. Examples
1.3.2. Side Effects
1.3.3. Duration
1.3.4. Efficacy
1.4. The Bar
1.4.1. Examples
1.4.2. Side Effects
1.4.3. Duration
1.4.4. Efficacy
2. Define
2.1. Little about the history
2.1.1. First birth control device