How effective is birth control?

Researchers measure how well a birth control method works in two ways: - perfect-use and typical-use.
Researchers measure how well a birth control method works in two ways: perfect-use and typical-use.

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Effectiveness of Birth Control Methods - Health Promotion

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Choosing a safe and effective birth control method to suit your lifestyle

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What Birth Control Is Best For Me - Copperstate OB/GYN