Response to Letters to the Editor from Irit Sinai “Standard Days Method Effectiveness: opinion disguised as scientific review” and Kelsey Wright, Karen Hardee, and John Townsend “The pitfalls of using selective data to represent the effectiveness, relevance and utility of the Standard Days Method of contraception”

The file will be sent to you via the Telegram messenger. It may take up to 1-5 minutes before you receive it.

Note: Make sure you have linked your account to Z-Library Telegram bot.

The file will be sent to your Kindle account. It may take up to 1–5 minutes before you receive it.

Please note: you need to verify every book you want to send to your Kindle. Check your mailbox for the verification email from Amazon Kindle.