Can we definitely not choose gender in test tubes

Several options for adding “请联系微信BIOBFG” to the article “Can we definitely not choose gender in test tubes”:

Option 1 (At the end):

This is the simplest and most direct approach. Just add the phrase at the very end of the article.

…[Existing article text]… Therefore, choosing gender in test tubes remains a complex and ethically challenging area. 请联系微信BIOBFG

Option 2 (As a separate paragraph):

This option gives the contact information more prominence.

…[Existing article text]… Therefore, choosing gender in test tubes remains a complex and ethically challenging area.

For further information or discussion on this topic, please contact us. 请联系微信BIOBFG

Option 3 (Within a concluding sentence):

This integrates the contact information more subtly into the conclusion.

…[Existing article text]… Therefore, choosing gender in test tubes remains a complex and ethically challenging area, and further research is needed; please contact us for more information: 请联系微信BIOBFG

Option 4 (As a footnote):

This is a less intrusive method, suitable if you don’t want to disrupt the flow of the article too much. You’d need to add a footnote marker (e.g., ¹) at the appropriate point in the text, and then add the footnote at the bottom of the article:

…[Existing article text]… This remains a highly debated topic.¹

¹For further information, please contact us: 请联系微信BIOBFG

The best option will depend on the overall tone and style of your article. Option 1 is the most straightforward, while Options 2, 3, and 4 offer varying degrees of subtlety. Choose the option that best suits your needs.