How a Frog Became the First Mainstream Pregnancy Test - The Atlantic
Pregnancy Tests Used to Require Injecting Frogs with Urine - YouTube
Doctor Explains Bizarre History of Pregnancy Tests - YouTube
BDI Citizen Science - How a pregnancy test spawned an invasive frog! In the 1930s, the world's first proper pregnancy test was developed in Cape Town. (The gory detail is here in
Some peculiarities of the male frog test for early pregnancy. | Semantic Scholar
Pregnancy Test Using the Male Toad | Carlos GALLI MAININI
We need to talk about how frogs used to be pregnancy tests | The Spinoff
Frog test - Wikipedia
Pregnancy Tests Used to Be African Clawed Frogs
Primodos was a revolutionary oral pregnancy test. But was it safe? | Science | The Guardian
Did pregnancy tests spawn plague of frogs?
Frog test - Wikipedia
African Clawed Frog Used to Tell Women Whether They Were Pregnant
Aschheim-Zondek test | Britannica
What connects pregnancy tests and frogs? - BBC Science Focus Magazine
Escapee pregnancy test frogs colonised Wales for 50 years - BBC News
The Surprisingly Recent Time Tests Using Rabbits and Frogs Were the Gold Standard to Accurately Detect Human Pregnancy
How a pregnancy test caused a catastrophe for frogs | BBC Earth
Frog tool for pregnancy testing
Pregnancy test helped to bring frog-killing fungus to the US | Nature
The Xenopus Pregnancy Test: A Performative Experiment" | Semantic Scholar
Testing times: the birth of the pregnancy test | The Biomedical Scientist Magazine of the IBMS
Doctors Used to Use Live African Frogs As Pregnancy Tests | Smart News| Smithsonian Magazine
Primodos was a revolutionary oral pregnancy test. But was it safe? | Science | The Guardian
The early pregnancy test that involved... frogs! - BBC Ideas
How a pregnancy test caused a catastrophe for frogs | BBC Earth
THE XENOPUS PREGNANCY TEST
