#	Query	Limiters/Expanders Results
S4	S1 AND S2 AND S3	73
S3	(TX allocat* random* OR (MH “Quantitative Studies”) OR (MH “Placebos”) OR TX placebo* OR TX random* allocat* OR (MH “Random Assignment”) OR TX randomi* control* trial* OR TX ( (singl* n1 blind*) OR (singl* n1 mask*) ) OR TX ( (doubl* n1 blind*) OR (doubl* n1 mask*) ) OR TX ( (tripl* n1 blind*) OR (tripl* n1 mask*) ) OR TX ( (trebl* n1 blind*) OR (trebl* n1 mask*) ) OR TX clinic* n1 trial* OR PT Clinical trial OR (MH “Clinical Trials+”))	1,613,627
S2	((MH “Telemedicine”) OR (MH “Smartphone”) OR (MH “Text Messaging”) OR (MH “Mobile Applications”) OR (MH “Internet-Based Intervention”) OR “mobile application*” OR “mobile app*” OR “portable electronic app*” OR “portable electronic app*” OR “portable software app*” OR “phone app*” OR “tablet app*” OR “text messag*” OR texting* OR “SMS” OR telemedicine OR “mobile health” OR “mHealth” OR “eMedicine” OR telehealth OR smartphone* OR “smart phone*” OR “cell phone*” OR “mobile phone*” OR iPhone* OR iPad* OR “tablet computer*” OR “Android device*” OR “Android phone*” OR “internet intervention” OR “internet based intervention” OR “online intervention” OR “web based intervention” OR “digital intervention*” OR “technology-based” OR “technology based”)	59,445
S1	((MH “Depression, Postpartum”) OR ((postpartum OR “post-partum” OR postnatal OR “post natal”) N3 (depression OR depressive OR anxiety OR anxieties OR distress))	11,604