Name the organization which developed the 'Saheli'

Explanation

**Step-by-Step Solution:**

1. **Understanding Saheli**: Saheli is an oral contraceptive pill specifically designed for females. It is important to know what Saheli is before identifying the organization that developed it.

2. **Composition of Saheli**: The pill contains progesterone, which is a hormone, and a non-steroidal preparation called centchromone. Notably, it does not contain estrogen or steroids, which contributes to its minimal side effects.

3. **Usage of Saheli**: Saheli is designed to be taken once a week, making it a convenient option for contraception.

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